2-Cyano-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-Cyano-6-(fluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-cyano-6-hydroxy-3-(trifluoromethoxy)pyridine
Ethyl 3-fluoro-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxylate