2-Cyano-5-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Fluoro-4-hydroxy-2-(trifluoromethoxy)pyridine-5-methanol
Methyl 2-cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetate
2-Cyano-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde