You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a nutrient. Please represent the molecule in SMILES.
user
CCC(CCC(C)C1CCC2C3=CCC4CC(O)CCC4(C)C3CCC21C)=C(C)C
assistant