InChI=1/C23H17BrN4O2/c24-15-10-25-23(26-11-15)28-12-17-20(27-18-4-2-1-3-16(18)22(17)29)21(28)14-5-6-19-13(9-14)7-8-30-19/h1-6,9-11,21H,7-8,12H2,(H,27,29)/t21-/m0/s1/f/h27H BE8CD75BC7169992