InChI=1/C11H12BrN3O3/c1-5-7(3-4-8(16)17)11(18)15-10(13-5)9(12)6(2)14-15/h18H,3-4H2,1-2H3,(H,16,17)/p-2/fC11H10BrN3O3/h18h/q-2 F45F88D9494BB71A