2-(Fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-5-acetic acid
Ethyl 3-hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetate
Ethyl 3-(fluoromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 6-hydroxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate