You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a nutrient. Please write the SMILES representation of it.
user
O=C(O)C1OC(Oc2cc(-c3oc4cc(O)cc(O)c4c(=O)c3O)ccc2O)C(O)C(O)C1O
assistant