Methyl 3-hydroxy-5-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-hydroxy-4-methyl-2-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 6-(aminomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
3-Hydroxy-5-iodo-2-methoxy-6-(trifluoromethoxy)pyridine