Netropin, 3-(6-Butoxy-[3]pyridylazo)-pyridin-2,6-diyldiamin, 2'-BUTOXY-2,6-DIAMINO-3,5'-AZOPYRIDINE, Niazo, 6'-butoxy-2,6-diamino-3,3'-azodipyridine, 2,3-[(6-butoxy-3-pyridinyl)azo], 3-(6-butoxy-[3]pyridylazo)-pyridine-2,6-diyldiamine, Neotropin, 6'-butoxy-3,3'-azopyridine-2,6-diyldiamine, savapyrin, Pyridine,6-diamino-6'-butoxy-3,3'-azodi