754661 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 5.8208 -3.6000 0.0000 Mg 3 0 0 0 0 15 0 0 0 0 0 0 M ISO 1 1 27 M END > 0 > 0 > 754661 > 3 > ChemIDplus > 014682714 > 14682-71-4 27Mg Magnesium, isotope of mass 27 Magnesium-27 > 14682-71-4 > 014682714 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014682714 > 6337547 1 $$$$