You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a anti cancer agent.
user
O=C(Nc1cccc(C(F)(F)F)c1)C(=Cc1ccccc1)C(=O)Nc1ccnc(Cl)c1
assistant