You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a cancer treatment and belongs to the anti cancer class of molecules.
user
O=C1Nc2ccc(S(=O)(=O)Cc3c(Cl)cccc3Cl)cc2SC1=Cc1ccccc1
assistant