3-(Difluoromethyl)-2,6-diiodopyridine-4-acetonitrile
6-Amino-3-bromo-2-(difluoromethyl)pyridine-4-acetonitrile
5-(Bromomethyl)-3-(difluoromethyl)-2,4-diiodopyridine
2-Amino-5-bromo-3-(difluoromethyl)pyridine-6-acetonitrile
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