29307-32-2 3(2H)-Pyridazinone, 6-(m-chlorophenyl)-4-methyl-2-(2-morpholinoethyl)-, hydrochloride 6-(m-Chlorophenyl)-4-methyl-2-(2-morpholinoethyl)-3(2H)-pyridazinone hydrochloride AG 268 Morpholinoethyl-2 methyl-4 (m-chlorophenyl)-6 pyridazone-3 chlorhydrate [French]