2-Amino-4-(bromomethyl)-3-(difluoromethyl)pyridine
3-(Difluoromethyl)-5-(fluoromethyl)-2-iodopyridine
6-(Chloromethyl)-3-(difluoromethyl)pyridine-2-carboxaldehyde
3-(Difluoromethyl)-4-(fluoromethyl)-2-iodopyridine
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