disodium 2,2'-ethene-1,2-diylbis{5-[(anilinocarbonyl)amino]benzene-1-sulfonate} [ 2,2'-(1,2-ethenediyl)bis[5-[[(phenylamino)carbonyl]amino]benzenesulfonic acid] disodium salt | Blancophor R | Photine R ][[(phenylamino)carbonyl]amino]benzenesulfonic acid] disodium salt | Blancophor R | Photine R ]
2,2'-éthène-1,2-diylbis{5-[(anilinocarbonyl)amino]benzène-1-sulfonate} de disodium [ Blancophor R ]