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