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