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