3733960 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3733960 > 2 > ChemIDplus > 013982188 > 13982-18-8 Oxygen, isotope of mass 19, at. > 13982-18-8 > 013982188 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=013982188 $$$$