3831853 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3831853 > 2 > ChemIDplus > MH5612600 > NIOSH/MH5612600 > Dimeric helenalin Helenalin dimer MH5612600 > MH5612600 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=MH5612600 $$$$