Ethyl 5-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetate
3-(Aminomethyl)-5-hydroxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Ethyl 3-hydroxy-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 6-hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylate