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 that fulfills the requirement: The molecule is a nutrient.
user
O=C(O)C1OC(Oc2ccc3c(=O)c(-c4ccc(O)cc4)coc3c2)C(O)C(O)C1O
assistant