763589 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 4.1750 -1.6542 0.0000 Am 0 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 248 M END > 0 > 0 > 763589 > 3 > ChemIDplus > 029687545 > 248Am 29687-54-5 Americium, isotope of mass 248 Americium-248 > 29687-54-5 > 029687545 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=029687545 > 186130 1 $$$$