Ethyl 6-cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-5-acetic acid
4-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Ethyl 2-cyano-5-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate