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: It belongs to the cancer treatment class of molecules.
user
CC(OCP(=O)(O)O)C1OC(n2ncc3c(NCc4ccccc4Cl)nc(Cl)nc32)C(O)C1O
assistant