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