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
CN1C(=O)C(c2ccc(-c3ccccc3)cc2)C(C)(c2ccnc(-c3cccnc3F)c2)N=C1N
assistant