p. 4195 - 4204
(2007/10/02)2,3,4,5,6-pentafluorophenol
(2S)-2-<(3R)-3-<(tert-butoxycarbonyl)amino>-2-oxopyrrolidin-1-yl>-4-methylpentanoic acid
methyl (L)-leucinate hydrochloride
(R)-2-<3-<(tert-butoxycarbonyl)amino>-2-oxo-1-pyrrolidinyl>-(S)-4-methylpentanoic acid methyl ester
(R)-N-(tert-butoxycarbonyl)methionine