InChI=1S/C21H24BrN5O2/c1-27(2)13-17(28)14-29-18-10-8-16(9-11-18)25-21-23-12-19(22)20(26-21)24-15-6-4-3-5-7-15/h3-12,17,28H,13-14H2,1-2H3,(H2,23,24,25,26)/t17-/m0/s1