InChI=1/C20H17Br2NO4/c21-16-9-13(23-19(24)14-7-4-8-15(14)20(25)26)10-17(22)18(16)27-11-12-5-2-1-3-6-12/h1-3,5-6,9-10H,4,7-8,11H2,(H,23,24)(H,25,26)/p-1/fC20H16Br2NO4/h23H/q-1 99018C29EF6830FF