6-Fluoro-4-hydroxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
4-(Difluoromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylic acid
4-(Difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Fluoro-5-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde