3-Bromo-2-(difluoromethyl)-6-methylpyridine-4-carbonyl chloride
3-Bromo-2-(difluoromethyl)-5-methylpyridine-4-carbonyl chloride
4-Bromo-5-(bromomethyl)-3-(difluoromethyl)-2-methylpyridine
3-Bromo-2-(difluoromethyl)-4-methylpyridine-5-carbonyl chloride