Methyl 6-(chloromethyl)-4-cyano-2-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(chloromethyl)-4-cyano-5-(trifluoromethoxy)pyridine-3-carboxylate
2-Fluoro-3-methoxy-4-methyl-5-(trifluoromethoxy)pyridine
Methyl 3-cyano-5-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate