InChI=1/C14H18N4O/c1-2-7-16-14(19)12-5-3-4-6-13(12)17-9-11-8-15-10-18-11/h3-6,8,10,17H,2,7,9H2,1H3,(H,15,18)(H,16,19)/p+1/fC14H19N4O/h15-16,18H/q+1 559AC94002BF35F3