2-Bromo-3-(difluoromethyl)-6-iodo-4-nitropyridine
Methyl 3-bromo-5-cyano-2-(difluoromethyl)pyridine-6-acetate
2-Bromo-3-(difluoromethyl)-5-iodo-4-nitropyridine
Methyl 5-bromo-4-cyano-2-(difluoromethyl)pyridine-3-acetate
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