InChI=1/C14H11BrN2O2/c15-11-6-4-10(5-7-11)13(18)9-17-8-2-1-3-12(17)14(16)19/h1-8H,9H2,(H-,16,19)/p+1/fC14H12BrN2O2/h16H2/q+1 23345829D94D0EE9