6-Bromo-4-(difluoromethyl)-3-methoxypyridine-2-carboxaldehyde
2-Bromo-4-(difluoromethyl)-6-methoxypyridine-3-sulfonyl chloride
2-Bromo-4-(difluoromethyl)-3-methoxypyridine-6-carboxaldehyde
2-Bromo-4-(difluoromethyl)-5-methoxypyridine-3-sulfonyl chloride