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
O=C(O)c1cc(O)c(O)c(Oc2c(C(=O)OCc3cc(O)c(OC4OC(CO)C(O)C(O)C4O)c(O)c3)cc(O)c(O)c2O)c1
assistant