2-Cyano-3-nitro-5-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Cyano-3-fluoro-4-methyl-6-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-chloro-5-(trifluoromethoxy)pyridine-6-carboxylic acid
3-Cyano-6-nitro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde