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