You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: It belongs to the anti cancer class of molecules.
user
Cc1cc(-c2cnc(Nc3cnc(CN4CCN(C)CC4)cn3)s2)nc(OC2CCC3CCC2C3)n1
assistant