(2S,3R)-3-氨基-2-羟基-4-苯丁酸

(4R,5S)-5-benzyl-4-(hydroxymethyl)-1,3-oxazolidin-2-one

methyl (4R,5S)-2-oxo-4-phenylmethyl-1,3-oxazolidine-5-carboxylate

N-<(benzyloxy)carbonyl>-(2R)-amino-1-phenylbut-3-ene

(4R,5S)-3,4-dibenzyl-5-(hydroxymethyl)oxazolidin-2-one