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