InChI=1S/C23H20N4O2/c24-15-17-11-13-20(14-12-17)26-23(25-16-21(28)29)27-22(18-7-3-1-4-8-18)19-9-5-2-6-10-19/h1-14,22H,16H2,(H,28,29)(H2,25,26,27)