InChI=1/C21H26BrN3O2/c1-13-6-7-18(17(22)10-13)23-19(26)11-25(5)12-20(27)24-21-15(3)8-14(2)9-16(21)4/h6-10H,11-12H2,1-5H3,(H,23,26)(H,24,27)/p+1/fC21H27BrN3O2/h23-25H/q+1 DDBBEE73F9858B0A