InChI=1/C21H24BrN5O4/c1-21(2,20-24-18(31-26-20)12-27(3)4)25-17(28)11-13-5-7-14(8-6-13)23-19(29)15-9-10-16(22)30-15/h5-10H,11-12H2,1-4H3,(H,23,29)(H,25,28)/p+1/fC21H25BrN5O4/h23,25,27H/q+1 8E7696FB93673F35