Methyl 4-(bromomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-acetate
3-(Bromomethyl)-2-fluoro-5-iodo-6-(trifluoromethoxy)pyridine
3-(Bromomethyl)-5-cyano-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-(Bromomethyl)-2-fluoro-4-iodo-5-(trifluoromethoxy)pyridine