744661 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 -0.2318 -1.8728 0.0000 Mn -2 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 53 M END > 0 > 0 > 744661 > 3 > ChemIDplus > 014999338 > 14999-33-8 53Mn Manganese, isotope of mass 53 Manganese-53 > 14999-33-8 > 014999338 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014999338 > 167227 1 $$$$