InChI=1/C14H18N4O/c1-18-8-3-2-7-11(18)14-16-10-6-4-5-9(13(15)19)12(10)17-14/h4-6,11H,2-3,7-8H2,1H3,(H2,15,19)(H,16,17)/p+1/t11-/m0/s1/fC14H19N4O/h16,18H,15H2/q+1 D81F3D98F4CDC6A8