2-Hydroxy-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetonitrile
6-Hydroxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetonitrile
3-(Chloromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Hydroxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetonitrile