InChI=1S/C24H17N3O/c28-23-24(17-9-3-6-12-22(17)27-23,18-13-25-20-10-4-1-7-15(18)20)19-14-26-21-11-5-2-8-16(19)21/h1-14,25-26H,(H,27,28)