5-{(2S,3S,4S,5S)-3-[(2S)-1-(benzyloxy)-2-methylbutyl]-2-methyl-4-nitro-5-phenylpyrrolidine-2-carboxamido}pentanoic acid

{[(2S,3S,4S,5S)-3-((1S,2S)-1-Benzyloxy-2-methyl-butyl)-2-methyl-4-nitro-5-phenyl-pyrrolidine-2-carbonyl]-amino}-acetic acid methyl ester

[(2S,3R,4S,5S)–3-(1-(S)-benzyloxy-2-methylbutyl)-1-N-[(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)acetyl]-2-methyl-4-nitro-5-phenyl-prolyl]-β-alanine