Ethyl 4-cyano-2-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate
4-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-6-carbonyl chloride
Ethyl 4-cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 4-cyano-5-hydroxy-3-(trifluoromethoxy)pyridine-2-acetate