Methyl 3-cyano-5-nitro-2-(trifluoromethoxy)pyridine-6-acetate
2-Fluoro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
Methyl 3-cyano-4-nitro-2-(trifluoromethoxy)pyridine-6-acetate
6-Fluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde