Methyl 4-fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
5-Cyano-2-iodo-3-methoxy-4-(trifluoromethoxy)pyridine
Methyl 4-fluoro-6-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Cyano-5-fluoro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde