Ethyl 3-chloro-2-(chloromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-methanol
2-Cyano-4-hydroxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-Chloro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-methanol