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
CCCC(CF)Nc1nc(N)c2ncc(Cc3cnc(N4CCC(N(C)C)CC4)c(C)c3)n2n1
assistant