N-(tert-butyloxycarbonyl)-L-valyl-DL-α-(ethylthio)glycine

3-[2-((S)-1-Amino-2-methyl-propyl)-4-benzyloxymethyl-oxazol-5-yl]-7-bromo-3-hydroxy-1-methoxymethyl-1,3-dihydro-indol-2-one

(S)-2-Benzyloxycarbonylamino-3-(3-{(S)-3-[4-benzyloxymethyl-2-((S)-1-tert-butoxycarbonylamino-2-methyl-propyl)-oxazol-5-yl]-7-bromo-2-oxo-2,3-dihydro-1H-indol-3-yl}-4-hydroxy-phenyl)-propionic acid methyl ester

(S)-3-(3-{3-[2-((S)-1-Amino-2-methyl-propyl)-4-benzyloxymethyl-oxazol-5-yl]-7-bromo-2-oxo-2,3-dihydro-1H-indol-3-yl}-4-hydroxy-phenyl)-2-benzyloxycarbonylamino-propionic acid methyl ester

methyl 2-[(1S)-1-{[(tert-butoxy)carbonyl](methyl)amino}-2-methylpropyl]-1,3-oxazole-4-carboxylate