3733957 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3733957 > 2 > ChemIDplus > 013982053 > 13982-05-3 Lithium, isotope of mass 7 Lithium-7 > 13982-05-3 > 013982053 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=013982053 $$$$