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