InChI=1/C20H18N4O2/c1-3-24-18-15(8-5-11-21-18)20(26)23(2)17-10-9-16(22-19(17)24)13-6-4-7-14(25)12-13/h4-12,25H,3H2,1-2H3 83845C57D945F2E0