InChI=1/C23H24BrN3O2/c1-4-14-25-23-26-21(18-10-12-19(24)13-11-18)20(22(28)29-3)16(2)27(23)15-17-8-6-5-7-9-17/h4-13,21H,1,14-15H2,2-3H3,(H,25,26)/t21-/m0/s1/f/h26H D7F9E83EBCA3004A