3744514 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3744514 > 2 > ChemIDplus > 054650032 > 54650-03-2 Antibiotic ASK 753 Ask 753 > 54650-03-2 > 054650032 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=054650032 $$$$