2-Bromo-6-(difluoromethyl)-3-iodo-4-nitropyridine
Ethyl 2-bromo-5-cyano-6-(difluoromethyl)pyridine-3-carboxylate
6-Bromo-3-(difluoromethyl)-2-iodo-4-nitropyridine
Ethyl 6-bromo-3-cyano-4-(difluoromethyl)pyridine-2-carboxylate
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