4-Cyano-6-hydroxy-2-(trifluoromethoxy)pyridine-3-methanol
3-Cyano-2-hydroxy-5-(trifluoromethoxy)pyridine-4-methanol
Ethyl 2-chloro-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-chloro-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate