2-Bromo-3-cyano-5-(difluoromethyl)pyridine-4-carbonyl chloride
4-Bromo-6-cyano-2-(difluoromethyl)-3-nitropyridine
2-Bromo-3-cyano-4-(difluoromethyl)pyridine-5-carbonyl chloride
Ethyl 3-bromo-6-cyano-2-(difluoromethyl)pyridine-5-acetate
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