5-Hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetonitrile
6-(Aminomethyl)-3-hydroxy-4-methoxy-2-(trifluoromethoxy)pyridine
5-(Bromomethyl)-4-fluoro-2-nitro-3-(trifluoromethoxy)pyridine
6-(Bromomethyl)-4-fluoro-2-nitro-3-(trifluoromethoxy)pyridine