Ethyl 2-methoxy-5-nitro-6-(trifluoromethoxy)pyridine-3-acetate
2-(Aminomethyl)-5-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
Ethyl 2-methoxy-4-nitro-5-(trifluoromethoxy)pyridine-3-acetate
Methyl 3-(aminomethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate