﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>ENW - MONT BELVIEU NORMAL BUTANE (OPIS) F</Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 20X0</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ0</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X0</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X1</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ1</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X1</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X2</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ2</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X2</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X3</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ3</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X3</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X4</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ4</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X4</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X5</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWJ5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWK5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWM5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWX5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWZ5</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X5</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X6</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWH6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWJ6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWK6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWM6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWN6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWQ6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWU6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWX6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWZ6</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X6</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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    <PortfolioCategory>
      <Name>Year 20X7</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWG7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWH7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWJ7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWK7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWM7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWN7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWQ7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWU7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWV7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWX7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWZ7</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X7</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X8</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWG8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWH8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWJ8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWK8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWM8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWN8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWQ8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWU8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWV8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWX8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWZ8</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X8</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X9</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>ENWF9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JAN 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWG9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F FEB 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWH9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAR 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWJ9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F APR 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWK9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F MAY 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
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        <PortfolioSymbol>
          <Name>ENWM9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUN 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWN9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F JUL 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWQ9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F AUG 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWU9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F SEP 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWV9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F OCT 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWX9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F NOV 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>ENWZ9</Name>
          <Description>MONT BELVIEU NORMAL BUTANE (OPIS) F DEC 20X9</Description>
          <Decimals>5</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.00001</TickSize>
        </PortfolioSymbol>
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    </PortfolioCategory>
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</Portfolio>