2-(Bromomethyl)-4-iodo-3-(trifluoromethoxy)pyridine-6-acetic acid
4-Methoxy-3-methyl-2-(trifluoromethoxy)pyridine-5-acetic acid
4-Methoxy-6-methyl-3-(trifluoromethoxy)pyridine-2-acetic acid
2-(Bromomethyl)-3-iodo-6-(trifluoromethoxy)pyridine-4-acetic acid