You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a cysteine protease inhibitor.
user
CC(C)CC(NC(=O)C(NF)C(C)C)C(O)S(=O)(=O)c1ccccc1
assistant