Ethyl 6-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine-4-acetate
5-Hydroxy-3-methyl-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-(Bromomethyl)-6-fluoro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Bromomethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylic acid