InChI=1/C14H18N4O/c1-17-14(18-8-4-5-9-18)12(10-15-17)13(19)16-11-6-2-3-7-11/h4-5,8-11H,2-3,6-7H2,1H3,(H,16,19)/f/h16H FC526665182E0DBE