2 (4-Ethyl-1-piperazinyl)-4-phenylquinoline maleate 2-(4-Ethyl-1-piperazinyl)-4-phenylquinoline hydrochloride 72320-59-3 72320-60-6 94788-64-4 AD 1308 AD-1308 AS 2646 Quinoline, 2-(4-ethyl-1-piperazinyl)-4-phenyl-, dihydrochloride