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 fungicide, a nutrient, and a phytoalexin, belonging to the pesticide class of molecules and is nematicide.
user
COc1cc(-c2cc(=O)c3c(O)cc(OC4OC(C(=O)O)C(O)C(O)C4O)cc3o2)cc(OC)c1O
assistant