Synonyms: N-688;1(2H)-Naphthalenone, 3,4-dihydro-6,7-dimethoxy-2-(piperidinomethyl)-, hydrochloride;3,4-Dihydro-6,7-dimethoxy-2-(piperidinomethyl)-1(2H)-naphthalenone hydrochloride;93901-89-4;AC1L1LJS;LS-95044;1-[(6,7-dimethoxy-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)methyl]piperidinium chloride;6,7-dimethoxy-2-(piperidin-1-ium-1-ylmethyl)-3,4-dihydro-2H-naphthalen-1-one chloride