(1S,2S)-(E)-4-[N-(tert-butyloxycarbonyl)amino]-1,5-diphenylpent-1-en-3-ol

Methyl (4S,5S)-5--4-<(tert-butyldimethylsilyl)oxy>-6-phenylhexanoate

(4S,5S)-5-Dibenzylamino-4-hydroxy-6-phenyl-hexanoic acid tert-butyl ester

(3S,4S)-5-[(tert-butoxycarbonyl)amino]-3-hydroxy-5-phenyl-1-pentene

(E)-(4S,5S)-5-tert-Butoxycarbonylamino-4-hydroxy-6-phenyl-hex-2-enoic acid ethyl ester