二碳酸二叔丁酯

Cbz-(2S, 4R)-4-Hydroxy-Piperidine-2-Carboxylic Acid Methyl Ester

(2S,4R)-4-羟基-2-哌啶羧酸甲酯

4-formyloxy-(S)-pipecolic acid methyl ester

N-乙酰基-DL-烯丙基甘氨酸