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