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