6-(Chloromethyl)-4-fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Methyl-2-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-(Bromomethyl)-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-carboxaldehyde