161561
  -OEChem-02060822392D

  9  9  0     0  0  0  0  0  0999 V2000
   -1.5430    0.4591    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
   -0.4775    1.1431    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
   -1.2760   -1.1142    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
    1.4746   -1.0747    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0
    1.4878    0.9168    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4775    0.4591    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4775   -0.6235    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6432    0.4591    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6432   -0.6235    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>
161561

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
003200962

> <PUBCHEM_SUBSTANCE_SYNONYM>
2-CYCLOBUTEN-1-ONE, 2,3,4,4-TETRACHLORO-
3200-96-2
BRN 1864941
EINECS 221-704-6
NSC 125696
Perchloro-2-cyclobuten-1-one
Perchloro-2-cyclobutene-1-one
Perchlorocyclobut-2-enone
Perchlorocyclobutenone
Tetrachloro-2-cyclobutene-1-one
Tetrachlorocyclobut-2-enone
Tetrachlorocyclobutenone

> <PUBCHEM_GENERIC_REGISTRY_NAME>
3200-96-2

> <PUBCHEM_XREF_EXT_ID>
003200962

> <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=003200962

> <PUBCHEM_CID_ASSOCIATIONS>
18545  1

$$$$