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