1,3-Propanediamine, N-(4-methyl-6-phenyl-3-pyridazinyl)-, dihydrochloride, hydrate 3-((beta-Aminopropyl)amino)-4-methyl-6-phenylpyridazine dihydrochloride hydrate 86662-99-9 CM 30486 N-(4-Methyl-6-phenyl-3-pyridazinyl)-1,3-propanediamine dihydrochloride hydrate