You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a mdm2 antagonist and belongs to the anti cancer class of molecules.
user
C=C1CC(=O)N(CC)CC(c2cccc(Cl)c2)C1(C=O)c1ccc(Cl)cc1N
assistant