You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a protease inhibitor and is anti viral.
user
CC1C(=O)N(C(=O)C2C(C)C2C)C2CCN(S(=O)(=O)N(C)CC(=O)O)C12
assistant