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