1-(2-Phenyl-4-quinolinyl)-2-(4-piperidinyl)ethanone dihydrochloride 1-(2-Phenyl-4-quinolyl)-2-(4-piperidyl)ethanone dihydrochloride 80221-33-6 Ethanone, 1-(2-phenyl-4-quinolinyl)-2-(4-piperidinyl)-, dihydrochloride