InChI=1/C12H11BrN2O3/c13-7-5-9-8(14-12(17)15-9)4-6(7)11(16)10-2-1-3-18-10/h4-5,10H,1-3H2,(H2,14,15,17)/t10-/m1/s1/f/h14-15H EEB7A94E8AE02045