英文别名Vildagliptin Impurity 25; (2S)-2-Pyrrolidinecarbonitrile trifluoroacetate (1:1); Acetic acid, 2,2,2-trifluoro-, compd. with (2S)-2-pyrrolidinecarbonitrile (1:1); pyrrolidine-2-carbonitrile 2,2,2-trifluoroacetate; (S)-2-Cyanopyrrolidine Trifluoroacetatic Acid; (S)-Pyrrolidine-2-carbonitrile trifluoroacetate salt; (S)-Pyrrolidine-2-carbonitrile CF3COOH salt; (S)-pyrrolidine-2-carbonitriletrifluoroacetate; (S)-2-Pyrrolidinecarbonitrile Trifluoroacetate 
