Ethyl 3-methoxy-4-nitro-5-(trifluoromethoxy)pyridine-2-carboxylate
3-Methoxy-4-methyl-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Methoxy-5-methyl-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Methoxy-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxaldehyde