InChI=1/C18H23BrN4O4/c1-26-13-8-11(7-12-10-22-18(21)23-17(12)20)9-14(16(13)19)27-6-4-2-3-5-15(24)25/h8-10H,2-7H2,1H3,(H,24,25)(H4,20,21,22,23)/p-1/fC18H22BrN4O4/h20-21H2/q-1 EBF0154EE9793D98