N-<(2S,4R)-2-amino>-4-methylheptanoyl>-N-methyl-L-leucine tert-butyl ester

N-<(2S,4R)-2-amino>-4-methylheptanoyl>-N-methyl-L-alanyloxy>-4-cyanobutanoyl>amino-4-methylheptanoyl>-N-methyl-L-leucine

N-<(2S,4R)-2-<amino>-4-methylheptanoyl>-N-methyl-L-leucinyl>-L-leucinyl>-N1'-methoxy-N-methyl-L-tryptophanyl>amino>-4-methylheptanoyl>-N-methyl-L-alanine

tert-butyl N-((2S,4R)-2-((R)-2-((N-((2S,4R)-2-((S)-2-((S)-2-((tert-butoxycarbonyl)amino)-N,4-dimethylpentanamido)-3-(1-methoxy-1H-indol-3-yl)propanamido)-4-methyloctanoyl)-N-methyl-L-alanyl)oxy)-4-cyanobutanamido)-4-methyloctanoyl)-N-methyl-L-leucinate

(S)-2-hydroxy-4-cyanobutyric acid