3-Chloro-5-(chloromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Chloro-4-(chloromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Chloro-5-hydroxy-4-(trifluoromethoxy)pyridine-2-acetic acid
3-Chloro-4-(chloromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid