4-Chloro-2-cyano-3-(difluoromethyl)pyridine-5-carboxylic acid
Methyl 4-bromo-6-(chloromethyl)-2-(difluoromethyl)pyridine-3-acetate
3-Chloro-4-cyano-2-(difluoromethyl)pyridine-5-carboxylic acid
Methyl 2-chloro-5-(difluoromethyl)-3-methoxypyridine-6-carboxylate