5-Cyano-3-(difluoromethyl)-4-iodopyridine-2-acetonitrile
4-(Aminomethyl)-2-fluoro-5-hydroxy-3-(trifluoromethoxy)pyridine
6-(Aminomethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
5-(Chloromethyl)-2-methyl-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine