4-Cyano-2-fluoro-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Fluoro-6-iodo-3-(trifluoromethoxy)pyridine-5-acetic acid
5-Cyano-3-fluoro-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
Methyl 4-fluoro-3-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate