(3S,4S)-4-(N,N-dibenzylamino)-3-hydroxy-5-phenylpentanoic acid

2,4,5-三脱氧-4-[[(1,1-二甲基乙氧基)羰基]氨基]-5-苯基-L-苏-戊糖酸

tert-butyl (1S)-1-[(2S)-5-oxotetrahydrofuran-2-yl]-2-phenylethylcarbamate

(3S,4S)-3-hydroxy-5-phenyl-4-(N-tosylamino)pentanoic acid

(3S,4s)-4-叔丁基氧基羰基氨基-3-羟基-5-苯基戊酸