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