682304 -OEChem-02060822462D 1 0 0 0 0 0 0 0 0999 V2000 -0.1333 -2.6958 0.0000 Co -2 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 57 M END > 0 > 0 > 682304 > 3 > ChemIDplus > 013981505 > 13981-50-5 Cobalt, isotope of mass 57 Cobalt-57 > 13981-50-5 > 013981505 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=013981505 > 104851 1 $$$$