6-Chloro-4-hydroxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-Chloro-4-iodo-5-(trifluoromethoxy)pyridine-2-acetonitrile
5-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Methyl 2-bromo-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate