4-Bromo-6-cyano-2-(difluoromethyl)pyridine-3-carboxylic acid
Ethyl 2-bromo-3-(difluoromethyl)-6-iodopyridine-4-carboxylate
Methyl 5-bromo-2-(difluoromethyl)-3-iodopyridine-6-carboxylate
Ethyl 3-bromo-4-cyano-6-(difluoromethyl)pyridine-2-carboxylate
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