N-[1-(S)-苄氧羰基-3-苯基丙基]-L-丙氨酸叔-丁酯

(2S)-2-氨基-苯丁酸苄酯对甲苯磺酸盐盐

(S)-2-((S)-1-tert-Butoxycarbonyl-ethylamino)-4-phenyl-butyric acid benzyl ester; compound with (Z)-but-2-enedioic acid