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