Synonyms: 3-(2-{4-[Bis(4-fluorophenyl)methylene]piperidin-1-yl}ethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one dihydrochloride;4H-Pyrido(1,2-a)pyrimidin-4-one, 3-(2-(4-(bis(4-fluorophenyl)methylene)-1-piperidinyl)ethyl)-2-methyl-, dihydrochloride;4H-pyrido[1,2-a]pyrimidin-4-one, 3-[2-[4-[bis(4-fluorophenyl)methylene]-1-piperidinyl]ethyl]-2-methyl-, hydrochloride (1:2)