Ethyl 6-(bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-3-carboxylate
2-(Chloromethyl)-4-cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-cyano-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine
Ethyl 2-(bromomethyl)-3-cyano-5-(trifluoromethoxy)pyridine-6-carboxylate