4-Methoxy-2-nitro-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-(Aminomethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Methoxy-2-nitro-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-(Aminomethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde