Ethyl 2-bromo-4-chloro-5-(difluoromethyl)pyridine-3-acetate
5-Bromo-4-chloro-3-(difluoromethyl)-2-iodopyridine
Ethyl 2-bromo-3-chloro-5-(difluoromethyl)pyridine-4-acetate
4-Bromo-2-chloro-3-(difluoromethyl)-5-methylpyridine
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