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