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
Methyl 2-(bromomethyl)-4-(difluoromethyl)-3-iodopyridine-6-carboxylate