4-Fluoro-2-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
Methyl 3-fluoro-2-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylate
5-Cyano-4-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine
4-Fluoro-6-hydroxy-3-(trifluoromethoxy)pyridine-2-acetic acid