Ethyl 2-cyano-3-methyl-4-(trifluoromethoxy)pyridine-5-carboxylate
6-Chloro-2-(chloromethyl)-3-nitro-4-(trifluoromethoxy)pyridine
Methyl 3-cyano-2-methyl-6-(trifluoromethoxy)pyridine-5-acetate
5-Cyano-2-methyl-4-(trifluoromethoxy)pyridine-3-acetic acid