2-Fluoro-4-iodo-5-nitro-3-(trifluoromethoxy)pyridine
Methyl 5-chloro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
2-Fluoro-3-iodo-6-nitro-5-(trifluoromethoxy)pyridine
Methyl 4-chloro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate