3728713 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3728713 > 2 > ChemIDplus > 002472368 > 2472-36-8 D:A-Friedo-24-noroleana-1,3,5(10),7-tetraen-29-oic acid, 2,3-bis(acetyloxy)-, methyl ester, (20alpha)- Methyl (20alpha)-2,3-bis(acetyloxy)-D:A-friedo-24-noroleana-1,3,5(10),7-tetraen-29-oate > 2472-36-8 > 002472368 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=002472368 $$$$