418001
  -OEChem-03010813462D

  9  9  0     0  0  0  0  0  0999 V2000
    0.3454    1.0434    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
    1.5014    0.7854    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
    0.5644   -0.9735    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
   -1.4865   -1.0924    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
   -1.2575    0.8684    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0415    0.3725    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0415   -0.3674    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7615    0.3725    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7615   -0.3674    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  6  1  0  0  0  0
  2  6  1  0  0  0  0
  3  7  1  0  0  0  0
  4  9  1  0  0  0  0
  5  8  2  0  0  0  0
  6  7  1  0  0  0  0
  6  8  1  0  0  0  0
  7  9  2  0  0  0  0
  8  9  1  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
418001

> <PUBCHEM_SUBSTANCE_VERSION>
2

> <PUBCHEM_EXT_DATASOURCE_NAME>
DTP/NCI

> <PUBCHEM_EXT_DATASOURCE_REGID>
125696

> <PUBCHEM_SUBSTANCE_COMMENT>
DTP/NCI from molfile.  Release-June 2007.
Structure Evaluation:Consistent with Molecular Formula.
Deposition record created from database webdb on host dtpiv1.ncifcrf.gov on Feb 22, 2008

> <PUBCHEM_SUBSTANCE_SYNONYM>
2-Cyclobuten-1-one, 2,3,4,4-tetrachloro-
3200-96-2
NSC125696
Perchloro-2-cyclobuten-1-one
Perchloro-2-cyclobutene-1-one
Perchlorocyclobut-2-enone
Perchlorocyclobutenone
WLN: L4V BHJ BG BG CG DG

> <PUBCHEM_GENERIC_REGISTRY_NAME>
3200-96-2

> <PUBCHEM_XREF_EXT_ID>
125696

> <PUBCHEM_EXT_DATASOURCE_URL>
http://dtp.nci.nih.gov/

> <PUBCHEM_EXT_SUBSTANCE_URL>
http://dtp.nci.nih.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=125696

> <PUBCHEM_CID_ASSOCIATIONS>
18545  1

$$$$