Methyl 2-cyano-5-(difluoromethyl)pyridine-4-acetate
2-(Chloromethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Hydroxy-4-nitro-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
2-Bromo-3-methyl-6-(trifluoromethoxy)pyridine-4-carbonyl chloride