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