754639 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 5.6208 -3.5458 0.0000 Tb 0 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 155 M END > 0 > 0 > 754639 > 3 > ChemIDplus > 014391174 > 14391-17-4 155Tb Terbium, isotope of mass 155 Terbium-155 > 14391-17-4 > 014391174 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014391174 > 177424 1 $$$$