3808844 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3808844 > 2 > ChemIDplus > 107231903 > 107231-90-3 Izupeptin B > 107231-90-3 > 107231903 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=107231903 $$$$