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