3836040 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3836040 > 2 > ChemIDplus > RC8945050 > NIOSH/RC8945050 > 19-Nor-17-alpha-pregna-1,3,5(10)-trien-20-yne-4,17-diol, 3-methoxy- 3-Methoxy-19-nor-17-alpha-pregna-1,3,5(10)-trien-20-yne-4,17-diol RC8945050 > RC8945050 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=RC8945050 $$$$