3759757 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3759757 > 2 > ChemIDplus > 068877394 > 1-Naphthalenesulfonic acid, 4,4'-((2,4-dihydroxy-5-((4-sulfophenyl)azo)-1,3-phenylene)bis(azo))bis-, trisodium salt 2,6-Di(1-azo-4-sulfonaphthalene)-4-(1-azo-4-sulfobenzene)resorcinoltrisodium salt 68877-39-4 > 68877-39-4 > 068877394 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=068877394 $$$$