3-(Bromomethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-4-acetic acid
3-(Bromomethyl)-4-methoxy-6-(trifluoromethoxy)pyridine-2-acetic acid
3-(Bromomethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-6-acetic acid
3-(Bromomethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-4-acetic acid