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