4-Cyano-5-(difluoromethyl)-3-methoxy-2-(trifluoromethyl)pyridine
3-Chloro-5-(chloromethyl)-4-(difluoromethyl)pyridine-2-acetonitrile
4-Cyano-6-(difluoromethyl)-3-methoxy-2-(trifluoromethyl)pyridine
4-Cyano-2-(difluoromethyl)-3-methoxy-5-(trifluoromethyl)pyridine