p. 5078 - 5083
(2012/09/07)(2008/06/13)
(2008/06/13)
(2010/02/14)
(2008/06/13)
1-[[[(3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yloxy]carbonyl]oxy]pyrrolidine-2,5-dione
[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-4-phenylbutyl](2-methylpropyl)carbamic acid phenylmethyl ester
benzyl chloroformate
(2R,3S)-3-tert-butoxycarbonylamino-1-isobutylamino-4-phenyl-2-butanol