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