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