Methyl 3-chloro-5-cyano-2-(trifluoromethoxy)pyridine-4-carboxylate
4-Bromo-2-(fluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine
Methyl 3-chloro-4-cyano-2-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 4-bromo-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxylate