InChI=1/C23H23BrN4/c1-14(2)17-8-10-20(11-9-17)26-22-21(18-6-5-7-19(24)13-18)27-23-25-15(3)12-16(4)28(22)23/h5-14,26H,1-4H3 D01CE0CB8B2E7D64