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 cancer treatment class of molecules.
user
COCCOc1cc2[nH]nc(-c3cc(-c4ccc(SN(C)C)cc4)no3)c2cc1F
assistant