3733221 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3733221 > 2 > ChemIDplus > 012640969 > 12640-96-9 Antibiotic YA 56 YA 56 YA-56 > 12640-96-9 > 012640969 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=012640969 $$$$