3-Fluoro-6-methyl-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-Hydroxy-4-nitro-5-(trifluoromethoxy)pyridine-3-acetonitrile
5-Fluoro-2-methyl-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Hydroxy-3-nitro-6-(trifluoromethoxy)pyridine-5-acetonitrile