Methyl 2-bromo-3-(chloromethyl)-4-(difluoromethyl)pyridine-6-acetate
3-Bromo-5-(difluoromethyl)-2-nitropyridine-4-sulfonyl chloride
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)pyridine-4-acetic acid
3-Bromo-4-(difluoromethyl)-6-nitropyridine-2-sulfonyl chloride