3-Hydroxy-4-methyl-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
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