3739727 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3739727 > 2 > ChemIDplus > 037272109 > 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17alpha)-, mixt. with (17alpha)-3-(cyclopentyloxy)-19-norpregna-3,5-dien-20-yn-17-yl acetate 37272-10-9 Riglovis > 37272-10-9 > 037272109 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=037272109 $$$$