4,4-DIHYDRAZINESTILBENE-2,2-DISULFONIC ACID

4,4'-Dihydrazino-2,2'-stilbenedisulfonic acid

4,4'-dihydrazinostilbene-2,2'-disulphonic acid

5-hydrazinyl-2-[2-(4-hydrazinyl-2-sulfophenyl)ethenyl]benzenesulfonic acid