682367 -OEChem-02060822462D 1 0 0 0 0 0 0 0 0999 V2000 0.0417 -2.8208 0.0000 Eu -1 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 152 M END > 0 > 0 > 682367 > 3 > ChemIDplus > 014683239 > 14683-23-9 152Eu Europium, isotope of mass 152 Europium-152 > 14683-23-9 > 014683239 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014683239 > 104907 1 $$$$