744854 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 4.0396 1.8029 0.0000 Ta -1 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 180 M END > 0 > 0 > 744854 > 3 > ChemIDplus > 015759292 > 15759-29-2 180Ta Tantalum, isotope of mass 180 Tantalum-180 > 15759-29-2 > 015759292 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=015759292 > 167411 1 $$$$