745515 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 2.1198 -0.5975 0.0000 Rb 0 4 0 0 0 0 0 0 0 0 0 0 M RAD 1 1 2 M END > 0 > 0 > 745515 > 3 > ChemIDplus > 022438273 > 103Rb 22438-27-3 Rubidium, isotope of mass 103 Rubidium-103 > 22438-27-3 > 022438273 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=022438273 > 5357696 1 $$$$