1-Butanesulfonamide, 2-ethyl-2-(((7-methyl(1,2,4)triazolo(1,5-b)pyridazin-6-yl)oxy)methyl)- 152537-59-2 2-Ethyl-2-(((7-methyl(1,2,4)triazolo(1,5-b)pyridazin-6-yl)oxy)methyl)-1-butanesulfonamide 6-(2,2-Dimethyl-3-sulfamoyl-1-propoxy)-7-methyl(1,2,4)triazolo(1,5-b)pyridazine