Methyl 4-chloro-5-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate
6-Cyano-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylic acid
Ethyl 4-cyano-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylate
3-Cyano-2-iodo-5-methoxy-4-(trifluoromethoxy)pyridine