甲基1-{[(2-甲基-2-丙基)氧基]羰基}-L-脯氨酰甘氨酸酯

[PYR]HWSYGLRPG-OH

tert-butyl (2S)-2-(iodomethyl)pyrrolidine-1-carboxylate

(2S)-N-甲基-2-吡咯烷甲酰胺盐酸盐

(R)-1-Boc-2-氰基吡咯烷