754777 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 5.8946 -3.6024 0.0000 Mg 4 0 0 0 0 15 0 0 0 0 0 0 M ISO 1 1 28 M END > 0 > 0 > 754777 > 3 > ChemIDplus > 015092714 > 15092-71-4 28Mg Magnesium, isotope of mass 28 Magnesium-28 > 15092-71-4 > 015092714 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=015092714 > 6337573 1 $$$$