4-Bromo-3-(difluoromethyl)-2-fluoropyridine-6-carbonyl chloride
4-Bromo-6-(difluoromethyl)-2-fluoropyridine-3-carbonyl chloride
Ethyl 3-bromo-5-(difluoromethyl)-2-hydroxypyridine-4-acetate
4-Bromo-6-(difluoromethyl)-3-fluoropyridine-2-carbonyl chloride