Ethyl 6-(bromomethyl)-3-cyano-4-(trifluoromethoxy)pyridine-2-acetate
2-(Chloromethyl)-3-cyano-4-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Difluoromethyl)-6-fluoro-2-iodo-4-(trifluoromethoxy)pyridine
Ethyl 6-(bromomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-acetate