3-Bromo-2-(chloromethyl)-6-(difluoromethyl)pyridine-4-carboxaldehyde
3-Bromo-2-(chloromethyl)-5-(difluoromethyl)pyridine-4-carboxaldehyde
Ethyl 6-bromo-4-(bromomethyl)-2-(difluoromethyl)pyridine-3-carboxylate
Ethyl 6-bromo-4-(bromomethyl)-3-(difluoromethyl)pyridine-2-carboxylate