3,4-dibromo-2-(4,5-dibromo-2-nitrobenzoyl)-6-nitrobenzoic acid InChI=1/C14H4Br4N2O7/c15-5-1-4(8(19(24)25)2-6(5)16)13(21)11-10(14(22)23)9(20(26)27)3-7(17)12(11)18/h1-3H,(H,22,23 benzoic acid, 3,4-dibromo-2-(4,5-dibromo-2-nitrobenzoyl)-6-nitro-