4-(Bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 2-(bromomethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 6-(bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 2-(bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-4-acetate