3-(Bromomethyl)-5-(difluoromethyl)-2-iodopyridine-4-acetonitrile
3-(Difluoromethyl)-2-iodo-5-nitro-4-(trifluoromethyl)pyridine
4-(Bromomethyl)-3-(difluoromethyl)-2-iodopyridine-6-carboxaldehyde
5-(Chloromethyl)-4-(difluoromethyl)-3-iodopyridine-2-carboxylic acid