5-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 3-chloro-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylate
4-Cyano-5-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 3-chloro-5-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylate