3734051 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3734051 > 2 > ChemIDplus > 014191732 > 140Ce 14191-73-2 Cerium, isotope of mass 140 Cerium-140 > 14191-73-2 > 014191732 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014191732 $$$$