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 phytoalexin and belongs to the pesticide class of molecules.
user
O=C(O)C1OC(Oc2cc(O)c3c(=O)c(OC4OC(CO)C(O)C(O)C4OC4OC(CO)C(O)C(O)C4O)c(-c4ccc(O)cc4)oc3c2)C(O)C(O)C1O
assistant