You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a nutrient.
user
CC=C(C)C(=O)OC1C2=C(C)C(=O)OC2(OC)CC2CCC(OC(=O)C=CSC)C(C)C21C
assistant