Methyl 5-cyano-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 4-cyano-5-hydroxy-2-(trifluoromethoxy)pyridine-3-acetate
3-Cyano-6-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 5-cyano-4-methyl-2-(trifluoromethoxy)pyridine-3-carboxylate