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