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