3-Cyano-2-(difluoromethyl)-4,5-diiodopyridine
4-(Bromomethyl)-5-(difluoromethyl)-2,3-diiodopyridine
3-Amino-2-bromo-4-(difluoromethyl)-5-iodopyridine
4-Cyano-3-(difluoromethyl)-2,6-diiodopyridine
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