Methyl 6-(difluoromethyl)-4-iodo-2-(trifluoromethyl)pyridine-3-acetate
4-(Chloromethyl)-2-(difluoromethyl)-3-iodopyridine-5-acetonitrile
3-(Chloromethyl)-5-(difluoromethyl)-2-methoxy-4-nitropyridine
3-(Chloromethyl)-2-(difluoromethyl)-4-iodopyridine-5-acetonitrile