Ethyl 2-chloro-6-(difluoromethyl)-5-fluoropyridine-3-carboxylate
4-Chloro-6-cyano-3-(difluoromethyl)-2-iodopyridine
3-Bromo-5-(bromomethyl)-6-(difluoromethyl)-2-(trifluoromethyl)pyridine
4-Chloro-2-cyano-3-(difluoromethyl)-5-iodopyridine
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