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