3-Bromo-4-(difluoromethyl)-2-hydroxypyridine-6-sulfonyl chloride
Ethyl 4-bromo-3-(difluoromethyl)-2-nitropyridine-5-carboxylate
Ethyl 2-bromo-3-(difluoromethyl)-4-methylpyridine-5-carboxylate
Methyl 4-bromo-3-(difluoromethyl)-5-iodopyridine-2-acetate