InChI=1/C14H12BrN3O4/c1-9(15)8-22-14(19)11-7-18(17-16-11)10-2-3-12-13(6-10)21-5-4-20-12/h2-3,6-7H,1,4-5,8H2 6EB363D5E19C859D