Ethyl 2-cyano-4-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2,3-dichloro-5-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3,6-difluoro-2-(trifluoromethoxy)pyridine-5-carboxylate
4-(Chloromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-3-acetonitrile