Ethyl 4-hydroxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate
5-(Fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
Ethyl 3-hydroxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylate
4-(Fluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-5-acetonitrile