N-乙酰基-L-脯氨酸

(S)-N-Boc-吡咯烷-2-甲醛 N-(叔丁氧羰基)-L-脯氨醛

L-丙氨酰基-L-脯氨酸

Z-ALA-PRO-OH

ethyl 1-[8-amino-9-(2-ethoxycarbonylpyrrolidine-1-carbonyl)-4,6-dimethyl-7-oxophenoxazine-1-carbonyl]pyrrolidine-2-carboxylate