6-(Aminomethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
2-(Aminomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-5-acetonitrile
3-Fluoro-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-methanol
2-Fluoro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-methanol