3741231 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3741231 > 2 > ChemIDplus > 040529622 > 40529-62-2 Benzopurpurin > 40529-62-2 > 040529622 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=040529622 $$$$