You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a nutrient.
user
O=C(OC1Cc2c(O)cc(O)cc2OC1c1cc(O)c(O)cc1-c1c(C2Oc3cc(O)cc(O)c3CC2OC(=O)c2cc(O)c(O)c(O)c2)cc(O)c(O)c1O)c1cc(O)c(O)c(O)c1
assistant