3728307 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3728307 > 2 > ChemIDplus > 001404439 > 1404-43-9 Quadrifidin B2 > 1404-43-9 > 001404439 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=001404439 $$$$