InChI=1/C21H16BrN3O3/c22-21-18(11-6-12-23-21)28-20(26)13-25-17-10-5-4-9-16(17)24-19(25)14-27-15-7-2-1-3-8-15/h1-12H,13-14H2 9777D5060D29E998