InChI=1S/C24H18N4O2/c1-15-6-7-20(24-28-27-16(2)30-24)13-22(15)18-8-10-19(11-9-18)23(29)26-21-5-3-4-17(12-21)14-25/h3-13H,1-2H3,(H,26,29)