2-(Bromomethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Iodo-5-methyl-6-nitro-2-(trifluoromethoxy)pyridine
3-Iodo-2-nitro-5-(trifluoromethoxy)pyridine-4-acetonitrile
4-(Chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile