3745949 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3745949 > 2 > ChemIDplus > 058253217 > 58253-21-7 Hydroheptin > 58253-21-7 > 058253217 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=058253217 $$$$