146824-76-2 3-(Acetyloxy)-6-methyl-1-(3-(trifluoromethyl)phenyl)-4(1H)-pyridazinone 4(1H)-Pyridazinone, 3-(acetyloxy)-6-methyl-1-(3-(trifluoromethyl)phenyl)- m-Trifluoromethyl phenyl-1 dihydro-1,4 acetoxy-3 oxo-4 methyl-6 pyridazine [French]