4-Cyano-5-(difluoromethyl)-2-(trifluoromethyl)pyridine
4-Cyano-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
4-(Bromomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-methanol
4-(Bromomethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylic acid