Methyl 3-(difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-6-acetate
Ethyl 3-(bromomethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 5-(bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
3-(Bromomethyl)-4-hydroxy-5-methoxy-2-(trifluoromethoxy)pyridine