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