3739810 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3739810 > 2 > ChemIDplus > 037316793 > 37316-79-3 Antibiotic XK 19-2 XK 19-2 XK-19-2 > 37316-79-3 > 037316793 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=037316793 $$$$