英文别名2-((1-Benzylpiperidin-4-yl)methyl)-5-hydroxy-6-methoxy-2,3-dihydro-1H-inden-1-one; 2-[(1-benzylpiperidin-4-yl)methyl]-5-hydroxy-6-methoxy-2,3-dihydroinden-1-one; 1H-Inden-1-one,2,3-dihydro-5-hydroxy-6-methoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]; 1-Benzyl-4-[(5-hydroxy-6-methoxy-1-oxo-indan-2-yl)methylpiperidine; 2-[(1-Benzyl-4-piperidinyl)methyl]-5-hydroxy-6-methoxy-1-indanone; Donepezil Impurity 28; Donepezil (m2); Donepezil (metabolite m2); 5-O-Desmethyldonepezil; 2-(1-benzylpiperidine-4-ylmethyl)-5-hydroxy-6-methoxyindan-1-one; 2-[(1-Benzyl-4-piperidinyl)methyl]-5-hydroxy-6-methoxyindan-1-one; 1H-Inden-1-one, 2,3-dihydro-5-hydroxy-6-methoxy-2-((1-(phenylmethyl)-4-piperidinyl)methyl)-; 1-benzyl-4-(5-hydroxy-6-methoxy-1-oxo-indan-2-yl)methylpiperidine; 2-((1-benzylpiperidin-4-yl)methyl)-5-hydroxy-6-methoxy-2,3-dihydroinden-1-one; 2-((1-benzyl-4-piperidinyl)methyl)-5-hydroxy-6-methoxyindan-1-one; 2,3-Dihydro-5-hydroxy-6-methoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-inden-1-one; Donepezil 5-O-Desmethyl Impurity; Donepezil 5-O-Desmethyl Imp; 2-[(1-benzyl-4-piperidyl)methyl]-5-hydroxy-6-methoxy-indan-1-one 
