3(2H)-Pyridazinone, 6-(3,5-dimethyl-4-ethyl-1H-pyrazol-1-yl)-, hydrazone 5-25-17-00458 (Beilstein Handbook Reference) 6-(3,5-Dimethyl-4-ethyl-1H-pyrazol-1-yl)-3(2H)-pyridazinone hydrazone 70589-10-5 BRN 0799938