5-Amino-4-cyano-2-(difluoromethyl)pyridine-3-acetonitrile
5-Amino-4-(difluoromethyl)-3-iodopyridine-2-carboxaldehyde
3-Amino-2-(difluoromethyl)-5-iodopyridine-6-carboxaldehyde
2-Amino-6-(bromomethyl)-4-(difluoromethyl)-3-iodopyridine
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