3-(Difluoromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-(Difluoromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-Hydroxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetonitrile
Methyl 3-hydroxy-6-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate