InChI=1/C13H17N5O2/c1-17-4-6-18(7-5-17)13(20)14-9-2-3-10-11(8-9)16-12(19)15-10/h2-3,8H,4-7H2,1H3,(H,14,20)(H2,15,16,19)/p+1/fC13H18N5O2/h14-17H/q+1 8A2AB6F24B16BEB5