4-Chloro-3-(difluoromethyl)-2-iodopyridine-5-carboxaldehyde
2-Bromo-6-(bromomethyl)-5-(difluoromethyl)pyridine-3-carboxylic acid
Methyl 5-chloro-2-(difluoromethyl)-3-iodopyridine-4-carboxylate
3-Bromo-5-(bromomethyl)-6-(difluoromethyl)pyridine-2-carboxaldehyde