754898 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 5.8924 -3.6037 0.0000 Pm 0 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 151 M END > 0 > 0 > 754898 > 3 > ChemIDplus > 015766037 > 151Pm 15766-03-7 Promethium, isotope of mass 151 Promethium-151 > 15766-03-7 > 015766037 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=015766037 > 177678 1 $$$$