英文别名3-{(2S,4S)-1-tert-butoxycarbonyl-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]pyrrolidin-2-yl-carbonyl}thiazolidine; tert-butyl (2S)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-(1,3-thiazolidin-3-ylcarbonyl)pyrrolidine-1-carboxylate; 2-Methyl-2-propanyl (2S,4S)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)-1-piperazinyl]-2-(1,3-thiazolidin-3-ylcarbonyl)-1-pyrrolidinecarboxylate; 3-{(2S,4S)-1-(1,1-dimethylethyloxycarbonyl)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]pyrrolidin-2-ylcarbonyl}thiazolidine; Vildagliptin Impurity 54; 1-Pyrrolidinecarboxylic acid, 4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)-1-piperazinyl]-2-(3-thiazolidinylcarbonyl)-, 1,1-diMethylethyl ester, (2S,4S)-; (2S,4S)-tert-butyl 4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate; Teneligliptin impurity B 
