166494 -OEChem-02060822392D 1 0 0 0 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 Ac 0 0 0 0 0 0 0 0 0 0 0 0 M END > 0 > 0 > 166494 > 3 > ChemIDplus > 007440348 > 7440-34-8 ACTINIUM > 7440-34-8 > 007440348 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=007440348 > 23965 1 $$$$