Methyl 3-(bromomethyl)-5-cyano-6-(trifluoromethoxy)pyridine-2-carboxylate
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