3733949 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3733949 > 2 > ChemIDplus > 013981721 > 13981-72-1 Chlorine, isotope of mass 35 Chlorine-35 > 13981-72-1 > 013981721 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=013981721 $$$$