p. 6372 - 6375
(2007/10/03)Z-[L-(αMe)Val]8-OtBu
Z-[L-(αMe)Val]7-OtBu
(S)-2-[(S)-2-((S)-2-{(S)-2-[(S)-2-((S)-2-Benzyloxycarbonylamino-2,3-dimethyl-butyrylamino)-2,3-dimethyl-butyrylamino]-2,3-dimethyl-butyrylamino}-2,3-dimethyl-butyrylamino)-2,3-dimethyl-butyrylamino]-2,3-dimethyl-butyric acid tert-butyl ester