You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a protease inhibitor.
user
N#CN1CC(O)CC1C(=O)N(c1ccc(S(F)(F)(F)(F)F)cc1)C(C(=O)NC1CCCCC1)c1cccnc1
assistant