2-苄氧羰基氨基-1-乙醇

L-苯丙氨酸乙酯盐酸盐

benzyl N-(2-chloro-2-oxoethyl)carbamate

(2S)-2-氨基-3-苯丙酸乙酯

benzyl (2-oxo-2-(2-thioxothiazolidin-3-yl)ethyl)carbamate