Ethyl 2-cyano-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 2-cyano-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Fluoro-6-methoxy-4-nitro-2-(trifluoromethoxy)pyridine
Ethyl 2-(chloromethyl)-5-cyano-3-(trifluoromethoxy)pyridine-4-acetate