InChI=1/C20H18BrN3O2/c21-15-5-3-4-14(12-15)20(8-10-26-11-9-20)24-19(25)18-13-22-16-6-1-2-7-17(16)23-18/h1-7,12-13H,8-11H2,(H,24,25)/f/h24H 8636DCFF294002A9