You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a nutrient.
user
CCCCCCCCC=CCCCCCCCC(=O)OCC1OC(OC2CCC3(C)C(=CCC4C3CCC3(C)C(C(C)CCC(CC)C(C)C)CCC43)C2)C(O)C(O)C1O
assistant