6-(Bromomethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-sulfonyl chloride
2-Chloro-3-(chloromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine
3-Cyano-5-fluoro-2-methoxy-6-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-3-iodo-6-methoxypyridine-5-sulfonyl chloride