InChI=1/C18H16BrN3O5/c1-25-3-4-27-16-8-13-11(7-15(16)26-2)18(21-9-20-13)22-14-6-10(23)5-12(19)17(14)24/h5-9,23H,3-4H2,1-2H3/p-1/fC18H15BrN3O5/h23h/q-1 EF4CC770E9E7C0BE