3(2H)-Pyridazinone, 4,5-dihydro-6-(m-bromophenyl)-4-hydroxy-4-methyl-2-(2-morpholinoethyl)-, hydrochloride 33048-54-3 4,5-Dihydro-6-(m-bromophenyl)-4-hydroxy-4-methyl-2-morpholinoethyl-3(2H)-pyridazone HCl AG 293