p. 3007 - 3012
(2007/10/03)formic acid
(S)-2-[(S)-2-((S)-2-tert-Butoxycarbonylamino-4-trifluoromethylsulfanyl-butyrylamino)-4-methyl-pentanoylamino]-3-phenyl-propionic acid methyl ester
N-Boc-S-trifluoromethyl-L-homocysteine
(S)-2-amino-4-(trifluoromethylthio)butanoic