5-(Chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Chloromethyl)-6-cyano-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 5-(chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-carboxylate
2-(Bromomethyl)-3-cyano-4-(trifluoromethoxy)pyridine-6-carboxylic acid