3-Methoxy-6-nitro-2-(trifluoromethoxy)pyridine-4-acetonitrile
2-(Difluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine-4-carboxylic acid
3-(Bromomethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetonitrile
3-(Difluoromethyl)-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxaldehyde