3834131 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3834131 > 2 > ChemIDplus > OH9450000 > NIOSH/OH9450000 > Levopimaric acid, compd. with maleic anhydride OH9450000 > OH9450000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=OH9450000 $$$$