2-nitro-4-(trifluoromethyl)benzoic acid InChI=1/C8H4F3NO4/c9-8(10,11)4-1-2-5(7(13)14)6(3-4)12(15)16/h1-3H,(H,13,14 benzoic acid, 2-nitro-4-(trifluoromethyl)-