1-Butanesulfonamide, 2-ethyl-2-(((1,2,4)triazolo(1,5-b)pyridazin-6-yloxy)methyl)- 152537-56-9 2-Ethyl-2-(((1,2,4)triazolo(1,5-b)pyridazin-6-yloxy)methyl)-1-butanesulfonamide 6-(2,2-Diethyl-3-sulfamoyl-1-propoxy)(1,2,4)triazolo(1,5-b)pyridazine