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