InChI=1/C17H12Br2N2O2/c1-10-2-4-13(5-3-10)21-17(23)12(9-20)6-11-7-14(18)16(22)15(19)8-11/h2-8,22H,1H3,(H,21,23)/b12-6+/f/h21H 649F8D79A8BBC550