3-Cyano-4-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Chloro-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Aminomethyl)-3-cyano-2-nitro-5-(trifluoromethoxy)pyridine