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