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 protease inhibitor.
user
CC(C)(C)OC(=O)CC(NC(=O)OCc1ccccc1)C(=O)NCCCCCCCCCCCCNC(=O)C(CC(=O)OC(C)(C)C)NC(=O)OCc1ccccc1
assistant