InChI=1/C13H18N4O2/c1-18-10-4-8(5-11(6-10)19-2)3-9-7-16-13(15)17-12(9)14/h4-6,9H,3,7H2,1-2H3,(H4,14,15,16,17)/p+1/t9-/m0/s1/fC13H19N4O2/h15-17H,14H2/q+1 B1DEEC3818E48FED