N,N-二乙基-5-氧代-L-脯氨酰胺

2-O-benzyl 1-O-tert-butyl (2S)-5-prop-2-enylpyrrolidine-1,2-dicarboxylate

6-(2-carboxyethyl)-8-hydroxy-5-oxo-2,3-dihydro-1H-indolizine-3-carboxylic acid

(PYR6,PRO9)-SUBSTANCE P (6-11)

(S)-(-)-2-吡咯烷酮-5-羧酸丁酯