3-(Difluoromethyl)-4-hydroxy-5-iodo-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Aminomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-acetonitrile
3-(Difluoromethyl)-2-hydroxy-6-iodo-5-(trifluoromethoxy)pyridine