英文名称:Pregabalin Ep Impurity A; Pregabalin Impurity 8; 2-Pyrrolidinone, 4-(2-Methylpropyl)-, (4S)-; Pregabalin Ep Impurity A(Pregabalin Related Compound C); Pregabalin Impurity 1/Pregabalin Ep Impurity A/(4S)-4-(2-Methylpropyl)Pyrrolidin-2-One; Pregabalin Ep Impurity A (Pregabalin Lactam S-Isomer); (S)-4-(2-Methylpropyl)-2-Pyrrolidinone; Pregabalin EP Impurity A; Pregabalin Impurity 8 (Pregabalin Ep Impurity A)