4-(Bromomethyl)-3-cyano-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine
6-Cyano-4-methoxy-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Cyano-2-methoxy-4-nitro-5-(trifluoromethoxy)pyridine
2-Cyano-3-methoxy-5-(trifluoromethoxy)pyridine-6-acetonitrile