InChI=1S/C25H18N2O2/c28-24(29)11-16-5-7-18(8-6-16)23-15-27-25-22(23)13-21(14-26-25)20-10-9-17-3-1-2-4-19(17)12-20/h1-10,12-15H,11H2,(H,26,27)(H,28,29)