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