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 and belongs to the mdm2 antagonist class of molecules.
user
CC(C)(C)CC1NC(C(=O)O)C(c2cccc(Cl)c2)C1(C#N)c1cc(Br)cs1.O=C(O)C(F)(F)F
assistant