3727137 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3727137 > 2 > ChemIDplus > 000082837 > 1H-Cyclohepta(c)furan-1,2,4-trione, 5,6,7-trihydroxy- 82-83-7 Puberulonic acid > 82-83-7 > 000082837 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=000082837 $$$$