3-氯甲基吡啶盐酸盐

[1(1S,2R),5(S)]-2,3,5-三脱氧-N-(2,3-二氢-2-羟基-1H-茚-1-基)-5-[2-[(叔丁基氨基)甲酰]-1-哌嗪基]-2-(苯基甲基)-D-赤式-戊酰胺

(S)-4-N-Boc-哌嗪-2-甲酸

(S)-4-叔丁氧羰基-1-苄氧羰基-2-哌嗪羧酸

N-tert-butyl-4-((1,1-dimethylethoxy)carbonyl)-1-((phenylmethyl)carbonyl)piperazine-2(S)-carboxamide