Ethyl 2-(chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-6-carboxylate
2-Fluoro-6-iodo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-Fluoro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxaldehyde
Ethyl 2-(chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-4-carboxylate