3-Fluoro-5-nitro-4-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 2-hydroxy-6-nitro-5-(trifluoromethoxy)pyridine-3-acetate
5-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine-3-acetonitrile
Methyl 3-hydroxy-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylate