2727-97-1 3(2H)-Pyridazinone, 4-methyl-6-phenyl-2-(2-piperidinoethyl)-, hydrochloride 4-Methyl-2-(2-piperidinoethyl)-6-phenyl-3(2H)pyridazinone hydrochloride AG 248 Chlorhydrate de piperidino-ethyl-2 methyl-4 phenyl-6 pyridazone-3 [German]