You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a caspase inhibitor. Please represent the molecule in SMILES.
user
O=C(O)CCC(=O)CN(C(=O)C1CCCCN1C(=O)OCc1cccc(Cl)c1)C(F)(F)F
assistant