6-Fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetonitrile
5-(Chloromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid
3-Hydroxy-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
3-(Chloromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-2-acetic acid