1(2H)-NAPHTHALENONE, 3,4-DIHYDRO-3-METHYL-2-(PIPERIDINOMETHYL)-, HYDROCHLORIDE 2-Piperidinomethyl-3-methyl-1-tetralone hydrochloride 3,4-Dihydro-3-methyl-2-(piperidinomethyl)-1(2H)-naphthalenone hydrochloride 93477-40-8