(S)-(+)-3(苄氧羰基)-5-氧代-4-恶唑啉乙酸

(S)-3-benzyloxycarbonyl-4-(p-methoxybenzyloxycarbonylaminomethyl)-5-oxazolidinone

(2R)-3-chloro-2-(phenylmethoxycarbonylamino)propanoic acid

tert-butyl 2-N-carbobenzoxy-(S)-2,3-diaminopropionate maleate

N-苄氧羰酰基-L-丝氨酸甲酯