5-Bromo-2-(bromomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-cyano-5-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Hydroxy-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Chloro-3-(difluoromethyl)-6-methylpyridine-2-carboxaldehyde