3807278 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3807278 > 2 > ChemIDplus > 102646651 > 102646-65-1 Antibiotic G-253 B2 > 102646-65-1 > 102646651 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=102646651 $$$$