phenyl ((2,2,2-trichloroethoxy)carbonyl)-L-tryptophanate

benzyl (S)-9-(((S)-2,5-dioxo-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepin-3-yl)methyl)-2-isobutyl-3-oxo-2,3-dihydro-1H-imidazo[1,2-a]indole-1-carboxylate

(S)-3-[1-((S)-2-Benzyloxycarbonylamino-4-methyl-pentanoyl)-1H-indol-3-yl]-2-(2,2,2-trichloro-ethoxycarbonylamino)-propionic acid phenyl ester

(S)-9-((S)-5,13-Dioxo-5,6,7,13-tetrahydro-6,8,13a-triaza-benzo[3,4]cyclohepta[1,2-b]naphthalen-7-ylmethyl)-2-isobutyl-3-oxo-2,3-dihydro-imidazo[1,2-a]indole-1-carboxylic acid benzyl ester

phenyl (2S)-3-(1-(((benzyloxy)carbonyl)-L-leucyl)indolin-3-yl)-2-(((2,2,2-trichloroethoxy)carbonyl)amino)propanoate