5-Fluoro-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Hydroxy-3-iodo-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Fluoro-3-methoxy-6-(trifluoromethoxy)pyridine-2-acetonitrile
4-Hydroxy-3-methyl-6-(trifluoromethoxy)pyridine-2-acetonitrile