Methyl 3-(bromomethyl)-4-cyano-6-(trifluoromethoxy)pyridine-2-carboxylate
3-(Bromomethyl)-4-cyano-6-(trifluoromethoxy)pyridine-2-acetic acid
3-(Bromomethyl)-2-cyano-6-(trifluoromethoxy)pyridine-4-acetic acid
3-(Bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-6-acetic acid