2-Methoxy-6-nitro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
5-Methoxy-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-Methoxy-6-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Methoxy-3-nitro-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine