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 based on this description: The molecule is a protease inhibitor.
user
CNC(C)(C)CC(C=O)CC(C#N)NC(=O)C(CC1CC1)NC(=O)c1cc2ccc(F)c(Cl)c2[nH]1
assistant