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