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