3767265 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3767265 > 2 > ChemIDplus > 072869206 > 72869-20-6 Benzenesulfonic acid, 2-(2-(2-sulfo-4-((4-((4-sulfophenyl)azo)phenyl)azo)phenyl)ethenyl)-5-((4-((4-sulfophenyl)azo)phenyl)azoxy)-, tetrasodium salt Stilbene-2,2'-disulfonic acid, 4-((4-((4-sulfophenyl)azo)phenyl)azo)-4'-((4-((4-sulfophenyl)azo)phenyl)azoxy)-, tetrasodium salt > 72869-20-6 > 072869206 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=072869206 $$$$