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