3728308 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3728308 > 2 > ChemIDplus > 001404451 > 1404-45-1 Ractinomycin B > 1404-45-1 > 001404451 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=001404451 $$$$