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