SMILES: CC[C@H](C)[C@@H](C(=O)N[C@@H](C(C)C)C(=O)OC)NC(=O)[C@H](CCC(=O)N)NC(=O)[C@H](CCC(=O)C=[N+]=[N-])NC(=O)OC(C)(C)C
Description: The molecule is a tetrapeptide comprising N-(tert-butoxycarbonyl)-6-diazo-5-oxo-L-norleucyl, L-glutaminyl, L-isoleucyl and methyl L-valinate residues coupled in sequence. It has a role as an EC 2.3.2.13 (protein-glutamine gamma-glutamyltransferase) inhibitor. It is a tetrapeptide, a diazo compound, a methyl ester and a carbamate ester.