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 a cell cycle inhibitor and belongs to both the anti tumor and cancer treatment classes of molecules.
user
CC(C)c1cnc(NC(=O)c2cccc(Cl)c2)s1
assistant