6-Cyano-4-(difluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine
4-Cyano-2-(fluoromethyl)-3-methyl-5-(trifluoromethoxy)pyridine
3-Cyano-5-(fluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine
6-(Bromomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-acetonitrile