InChI=1/C13H18N4O/c1-16-5-7-17(8-6-16)13-14-11-4-3-10(18-2)9-12(11)15-13/h3-4,9H,5-8H2,1-2H3,(H,14,15)/p+1/fC13H19N4O/h15-16H/q+1 DF895EEB5604E63A