InChI=1/C13H16N4O/c1-2-18-11-5-3-9(4-6-11)7-10-8-16-13(15)17-12(10)14/h3-6,8H,2,7H2,1H3,(H4,14,15,16,17)/p+1/fC13H17N4O/h16H,14-15H2/q+1 D0B9960D35E810E6