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