Ethyl 3-cyano-4-iodo-2-(trifluoromethoxy)pyridine-5-carboxylate
4-Fluoro-6-(fluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine
3-Fluoro-2-nitro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
5-Fluoro-3-(fluoromethyl)-4-nitro-2-(trifluoromethoxy)pyridine