InChI=1/C21H18BrN3O2/c22-13-5-7-14(8-6-13)26-12-15-9-10-19(27-15)20-16-3-1-2-4-18(16)25-21(24)17(20)11-23/h5-10H,1-4,12H2,(H2,24,25)/f/h24H2 8F18649563649C63