英文别名2-[(1-Benzylpiperidin-4-yl)hydroxyMethyl]-5,6-diMethoxyindan-1-one; 2,3-Dihydro-2-[hydroxy[1-(phenylMethyl)-4-piperidinyl]Methyl]-5,6-diMethoxy-1H-inden-1-one; 2-((1-Benzylpiperidin-4-yl)(hydroxy)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one; Donepezil Impurity M; Hydroxy Donepezi; 2-[(1-benzylpiperidin-4-yl)-hydroxymethyl]-5,6-dimethoxy-2,3-dihydroinden-1-one; Donepezil Impurity 6 
