Ethyl 4-(chloromethyl)-3-cyano-5-(trifluoromethoxy)pyridine-2-acetate
4-(Chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Fluoro-5-iodo-2-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 4-(chloromethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-acetate