SMILES: CCCC[C@@H](C=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)C
Description: The molecule is a tripeptide composed of N-acetylleucyl, leucyl and norleucinal residues joined in sequence. It has a role as a cysteine protease inhibitor. It is a tripeptide and an aldehyde.