4(S)-<<<-Nim-tosyl-L-histydyl>amino>-2,2-difluoro-6-methyl-3-oxoheptanoyl>-L-isoleucyl-2-pyridylmethylamine

{(S)-1-[(S)-1-[(S)-1-((R)-1-Amino-2,2-difluoro-2-{(S)-2-methyl-1-[(pyridin-2-ylmethyl)-carbamoyl]-butylcarbamoyl}-ethyl)-3-methyl-butylcarbamoyl]-2-(1H-imidazol-4-yl)-ethylcarbamoyl]-2-phenyl-ethyl}-carbamic acid tert-butyl ester