Ethyl 2-(difluoromethyl)-4-iodopyridine-6-carboxylate
5-(Bromomethyl)-2-(difluoromethyl)pyridine-4-carboxaldehyde
Methyl 3-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 2-(difluoromethyl)-3-iodopyridine-6-carboxylate
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