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