754700 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 5.7208 -3.6292 0.0000 La -2 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 137 M END > 0 > 0 > 754700 > 3 > ChemIDplus > 014834696 > 137La 14834-69-6 Lanthanum, isotope of mass 137 Lanthanum-137 > 14834-69-6 > 014834696 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014834696 > 177483 1 $$$$