17259-75-5 27464-23-9 3-(Bis(2-hydroxyethyl)amino)-6-hydrazinopyridazine dihydrochloride 3-Hydrazino-6-(N,N-bis-(2-hydroxyethyl)amino)pyridazine dihydrochloride 3-Idrazino-6-(N,N-bis-(2-idrossietil)-amino)-piridazina cloridrato [Italian] L 6150 NSC 298268 Oxdralazine Pyridazine, 3-(bis(2-hydroxyethyl)amino)-6-hydrazino-, dihydrochloride