InChI=1/C15H18N4O/c1-10-13-8-12(9-16-15(13)19(2)18-10)17-14(20)7-11-5-3-4-6-11/h3,5,8-9,11H,4,6-7H2,1-2H3,(H,17,20)/t11-/m0/s1/f/h17H 3AEB6F5101606A3D