The molecule is the cationic form of ethidium homodimer. It has a role as a fluorochrome. It derives from an ethidium.
5-[3-[2-[3-(3,8-diamino-6-phenylphenanthridin-5-ium-5-yl)propylamino]ethylamino]propyl]-6-methylphenanthridin-5-ium-3,8-diamine;hydron