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