2-Fluoro-3-hydroxy-6-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Hydroxy-5-methoxy-2-methyl-3-(trifluoromethoxy)pyridine
4-(Bromomethyl)-6-fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine
2-Fluoro-3-hydroxy-5-(trifluoromethoxy)pyridine-4-carboxaldehyde