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