3770791 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3770791 > 2 > ChemIDplus > 078592877 > 16beta-Hydroxy-19-nortestosterone 16,17-acetonide 78592-87-7 Estr-4-en-3-one, 16,17-((1-methylethylidene)bis(oxy))-, (16beta,17beta)- > 78592-87-7 > 078592877 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=078592877 $$$$