You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is both a cathepsin inhibitor and a cysteine protease inhibitor. Please write the SMILES representation of it.
user
CC1CNC(C(=O)OC(=O)C(F)(F)F)C1
assistant