Methyl 3-(chloromethyl)-5-(difluoromethyl)pyridine-2-acetate
Methyl 2-(chloromethyl)-6-(difluoromethyl)pyridine-3-acetate
5-(Bromomethyl)-2-(difluoromethyl)-4-iodopyridine
4-(Bromomethyl)-3-(difluoromethyl)-5-iodopyridine
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