Methyl 2-cyano-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxylate
Methyl 6-cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
2-Fluoro-4-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid
Methyl 6-cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxylate