InChI=1/C22H23BrN4O4/c1-31-21(29)19(10-14-12-25-17-8-3-2-7-16(14)17)26-20(28)11-18(27-22(24)30)13-5-4-6-15(23)9-13/h2-9,18-19H,10-12H2,1H3,(H,26,28)(H3,24,27,30)/p+1/t18-,19-/m1/s1/fC22H24BrN4O4/h25-27H,24H2/q+1 2E2494DE9A79924C