2-Bromo-5-(chloromethyl)-6-cyano-3-(difluoromethyl)pyridine
2-Bromo-5-(chloromethyl)-4-cyano-3-(difluoromethyl)pyridine
Ethyl 5-bromo-3-chloro-4-(difluoromethyl)pyridine-2-carboxylate
Ethyl 3-bromo-2-chloro-6-(difluoromethyl)pyridine-5-carboxylate
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