InChI=1/C22H27BrN4O4/c1-4-27(14-22(30)25-17-6-5-7-18(11-17)31-3)13-21(29)24-12-20(28)26-19-9-8-16(23)10-15(19)2/h5-11H,4,12-14H2,1-3H3,(H,24,29)(H,25,30)(H,26,28)/p+1/fC22H28BrN4O4/h24-27H/q+1 876599235E2E8645