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