3809580 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3809580 > 2 > ChemIDplus > 112727794 > 112727-79-4 Benzenesulfonic acid, 4,4'-iminobis- Diphenylamine-4,4'-disulfonic acid > 112727-79-4 > 112727794 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=112727794 $$$$