4-(Difluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-3-acetonitrile
2-(Difluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-4-methanol
Ethyl 4-(difluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-(difluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylate