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