4-Fluoro-3-methyl-5-(trifluoromethoxy)pyridine-2-methanol
Methyl 3-cyano-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylate
6-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
Methyl 2-cyano-3-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylate