InChI=1/C13H16N4O/c1-9(18)16-6-7-17-13-3-2-12(14)11-8-15-5-4-10(11)13/h2-5,8,17H,6-7,14H2,1H3,(H,16,18)/p+1/fC13H17N4O/h15-16H/q+1 C8F3D1726809C796