5-Cyano-3-nitro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 4-fluoro-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate
3-Cyano-5-nitro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
Ethyl 4-fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate