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