Ethyl 4-chloro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 3-chloro-4-cyano-2-(trifluoromethoxy)pyridine-5-carboxylate
5-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-6-sulfonamide
Ethyl 3-chloro-2-cyano-5-(trifluoromethoxy)pyridine-6-carboxylate