N-benzyloxycarbonyl-3(S)-amino-2(R)-methanesulfonyloxy-4-phenyl-1-butanol

(S)-3-Z-氨基-1-重氮基-3-苯基-2-丁酮

N-苄氧羰基-L-苯丙氨酸

(2S,3S)-2-azido-1-phenyl-butane-3,4-diol