InChI=1/C18H16BrN3O5/c1-25-3-4-27-17-8-12-10(5-16(17)26-2)18(21-9-20-12)22-13-7-14(23)11(19)6-15(13)24/h5-9,23H,3-4H2,1-2H3/p-1/fC18H15BrN3O5/h23h/q-1 CA27CAB5AA82D37B