6-(4-aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one;6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone; 6-(p-Aminophenyl)-5-methyl-4,5-dihydro-3(2H)-pyridazinone; SKF 93505;3(4-Aminophenyl)-4-methyl-4,5-dihydro-1H-pyridazin-6-one
6-(4-aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one;6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone; 6-(p-Aminophenyl)-5-methyl-4,5-dihydro-3(2H)-pyridazinone; SKF 93505;3(4-Aminophenyl)-4-methyl-4,5-dihydro-1H-pyridazin-6-one