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