5-Cyano-2-nitro-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Ethyl 3-(chloromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-5-acetate
2-Fluoro-6-hydroxy-3-methyl-5-(trifluoromethoxy)pyridine
4-Cyano-5-nitro-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride