2-Bromo-3-(difluoromethyl)-4-methoxypyridine-6-sulfonyl chloride
Ethyl 4-bromo-3-(difluoromethyl)-2-methylpyridine-5-carboxylate
Ethyl 4-bromo-2-(difluoromethyl)-6-methylpyridine-3-carboxylate
5-Bromo-2-(difluoromethyl)-3-methoxypyridine-6-carbonyl chloride