3829689 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3829689 > 2 > ChemIDplus > JF8299700 > NIOSH/JF8299700 > 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17-alpha)-, mixt. with (17-alpha)-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol (25:6) JF8299700 LOC-31C > JF8299700 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=JF8299700 $$$$