You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a caspase inhibitor and belongs to the cancer treatment class of molecules.
user
Cc1ccc2ccccc2c1CN1C(=O)C(NC(=O)C(C)NCC(=O)OC(C)(C)C)CN(C(=O)CCC(=O)O)c2ccccc21
assistant