5-(Chloromethyl)-3-cyano-2-(trifluoromethoxy)pyridine-4-methanol
3-(Chloromethyl)-5-cyano-4-(trifluoromethoxy)pyridine-2-methanol
4-(Chloromethyl)-3-cyano-5-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine-3-carboxylic acid