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
C=CC1(C)CCC(C(C)(C)OC2OC(COC3OCC(O)C(O)C3O)C(O)C(O)C2O)O1
assistant