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