5-Chloro-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Chloro-6-hydroxy-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Chloro-4-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Cyano-3-methyl-6-(trifluoromethoxy)pyridine-5-acetonitrile