Methyl 3-bromo-5-(difluoromethyl)-6-nitropyridine-2-acetate
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)-4-iodopyridine
Methyl 3-bromo-5-(difluoromethyl)-4-nitropyridine-2-acetate
Ethyl 5-bromo-3-(difluoromethyl)-4-iodopyridine-2-carboxylate
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