InChI=1/C21H16BrN3O3/c22-15-7-5-14(6-8-15)19-10-9-16(28-19)11-23-20(26)12-25-13-24-18-4-2-1-3-17(18)21(25)27/h1-10,13H,11-12H2,(H,23,26)/f/h23H 72378CC2FE0C3929