((1S,3S,4S)-4-Amino-1-benzyl-3-hydroxy-5-phenyl-pentyl)-carbamic acid benzyl ester

(2S,4S,5S)-2-<<(phenylmethoxy)carbonyl>amino>-4-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-5-<<(1,1-dimethylethoxy)carbonyl>amino>-1,6-diphenylhexane