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