英文别名3-pyridin-4-yl-1H-pyridazin-6-one; 6-PYRIDIN-4-YL-3-PYRIDAZINONE; 6-Pyridin-4-yl-2H-pyridazin-3-one; 6-(4-pyridinyl)-3(2H)-pyridazinone; 6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one; 3(2H)-Pyridazinone, 6-(4-pyridinyl)-; 6-(4-Pyridyl)pyridazin-3(2H)-one 
