1-Prpopanesulfonamide, 3-((1,2,4)triazolo(1,5-b)pyridazin-6-yloxy)- 152537-78-5 3-((1,2,4)Triazolo(1,5-b)pyridazin-6-yloxy)-1-prpopanesulfonamide 6-(3-Sulfamoyl-1-propoxy)(1,2,4)triazolo(1,5-b)pyridazine