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 mdm2 antagonist and is anti cancer.
user
CC(C)(C)COC1(c2cccc(Cl)c2)CC(=O)NCCC12C(=O)Nc1cc(Cl)ccc12
assistant