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, a cysteine protease inhibitor, and osteoporosis treatment.
user
CN1CCC(C#N)(NC(=O)C(CCS(C)(=O)=O)OC(=O)N2CCOCC2)CC1
assistant