InChI=1S/C26H22Br2N8O2/c1-35-22(38)26(36(2)24(35)30)19(16-10-31-17-7-11(27)4-6-14(16)17)25(21(37)33-23(29)34-25)9-15-13-5-3-12(28)8-18(13)32-20(15)26/h3-8,10,19,30-32H,9H2,1-2H3,(H3,29,33,34,37)/b30-24+/t19-,25-,26+/m1/s1