You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a nutrient.
user
CC=CC(=O)OCC1OC(OC2CC3(C)C(CC(O)C4C(C(C)(CCC=C(C)C)OC5OC(CO)C(O)C(O)C5O)CCC43C)C3(C)CCC(O)C(C)(C)C23)C(O)C(O)C1O
assistant