InChI=1/C20H10BrN3O2/c21-9-5-3-7-11-13(9)14-16-15(19(25)24-20(16)26)12-8-4-1-2-6-10(8)22-17(12)18(14)23-11/h1-7,22-23H,(H,24,25,26)/f/h24H D7AC919CE2CF3269