3-Cyano-4-(difluoromethyl)-2,5-diiodopyridine
4-(Difluoromethyl)-2,6-diiodopyridine-3-acetonitrile
3-Cyano-2-(difluoromethyl)-4,6-diiodopyridine
6-(Difluoromethyl)-2,4-diiodo-3-methoxypyridine
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