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