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: The molecule is cancer treatment.
user
CN(C(=O)NCc1ccccc1)N1CC(=O)N2C(Cc3ccccc3)C(=O)N(Cc3cccc(F)c3)CC21
assistant