The molecule is a dipeptide consisting of L-proline substituted on nitrogen by a 2,4-dinitrophenyl group and connected to L-glutamine via a peptide bond. It contains a 2,4-dinitrophenyl group.
(2S)-5-amino-2-[[(2S)-1-(2,4-dinitrophenyl)pyrrolidine-2-carbonyl]amino]-5-oxopentanoic acid