720658
  -OEChem-02060822472D

  9 10  0     1  0  0  0  0  0999 V2000
    1.3305    0.2697    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.6336   -0.1813    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.0348   -1.9350    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8293   -0.4819    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    1.0800   -1.0831    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    1.8316   -0.6825    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1325   -1.3341    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.2730   -0.8828    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.1278   -1.4339    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  4  1  0  0  0  0
  1  5  1  0  0  0  0
  2  6  2  0  0  0  0
  3  7  2  0  0  0  0
  4  6  1  0  0  0  0
  4  8  1  0  0  0  0
  5  7  1  0  0  0  0
  5  9  1  0  0  0  0
  6  7  1  0  0  0  0
  8  9  2  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
720658

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
055058689

> <PUBCHEM_SUBSTANCE_SYNONYM>
55058-68-9
7-Oxabicyclo(2.2.1)hept-5-ene-2,3-dione

> <PUBCHEM_GENERIC_REGISTRY_NAME>
55058-68-9

> <PUBCHEM_XREF_EXT_ID>
055058689

> <PUBCHEM_EXT_DATASOURCE_URL>
http://chem.sis.nlm.nih.gov/chemidplus/

> <PUBCHEM_EXT_SUBSTANCE_URL>
http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced&regno=055058689

> <PUBCHEM_CID_ASSOCIATIONS>
143246  1

$$$$