3734162 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3734162 > 2 > ChemIDplus > 014380597 > 14380-59-7 81Br Bromine, isotope of mass 81 Bromine-81 > 14380-59-7 > 014380597 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014380597 $$$$