3728514 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3728514 > 2 > ChemIDplus > 001913286 > 11,19-Oxidoprogesterone 11beta,19-Epoxypreg-4-ene-3,20-dione 1913-28-6 Preg-4-ene-3,20-dione, 11beta,19-epoxy- > 1913-28-6 > 001913286 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=001913286 $$$$