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