英文别名1H-Pyrrole-1-carboxylic acid, 2-(aMinocarbonyl)-2,3-dihydro-, 1,1-diMethylethyl ester, (2S)-; (S)-Boc-2-carbaMoyl-2,3-dihydro-1H-pyrrole; (2S)-2-(Aminocarbonyl)-2,3-dihydro-1H-pyrrole-1-carboxylic acid 1,1-dimethylethyl ester; Saxagliptin impurity I; 2-Methyl-2-propanyl [(2S)-2,3-dihydro-1H-pyrrol-2-ylcarbonyl]carbamate; Carbamic acid, N-[[(2S)-2,3-dihydro-1H-pyrrol-2-yl]carbonyl]-, 1,1-dimethylethyl ester; tert-butyl (S)-2-carbamoyl-2,3-dihydro-1H-pyrrole-1-carboxylate 
