英文别名2-(Dimethylamino)methylcyclohexanone; 2-[(N,N-DIMETHYLAMINO)METHYL]-CYCLOHEXANONE; Cyclohexanone,2-[(diMethylaMino)Methyl]-; dimethylaminomethyl cyclohexanone; Tramadol Impurity E; 2-((Dimethylamino)methyl)cyclohexanone; Cyclohexanone, 2-[(dimethylamino)methyl]-; 2-(N,N-Dimethylaminomethyl)cyclohexanone