2-Fluoro-4-hydroxy-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Cyano-4-(fluoromethyl)-2-iodo-6-(trifluoromethoxy)pyridine
6-Fluoro-2-iodo-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Cyano-2-(fluoromethyl)-6-iodo-4-(trifluoromethoxy)pyridine