InChI=1/C21H15BrN2O/c22-17-10-6-16(7-11-17)21-23-19(14-4-2-1-3-5-14)20(24-21)15-8-12-18(25)13-9-15/h1-13,25H,(H,23,24)/f/h24H CF7AD0F038B47145