Ethyl 4-bromo-2-(difluoromethyl)-6-iodopyridine-3-carboxylate
4-Bromo-6-(bromomethyl)-2-(difluoromethyl)-3-iodopyridine
4-Bromo-6-(bromomethyl)-3-(difluoromethyl)-2-iodopyridine
4-Bromo-2-(bromomethyl)-3-(difluoromethyl)-6-iodopyridine
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