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