158342
  -OEChem-02060822392D

  5  4  0     0  0  0  0  0  0999 V2000
   -0.3587    1.1929    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3587    0.2086    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.5403   -0.3018    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.2134   -0.3018    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.3919   -0.7995    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  2  3  1  0  0  0  0
  2  4  1  0  0  0  0
  3  5  3  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
158342

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
001423605

> <PUBCHEM_SUBSTANCE_SYNONYM>
1423-60-5
3-BUTYN-2-ONE
AI3-37793
But-3-yn-2-one
EINECS 215-834-2

> <PUBCHEM_GENERIC_REGISTRY_NAME>
1423-60-5

> <PUBCHEM_XREF_EXT_ID>
001423605

> <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=001423605

> <PUBCHEM_CID_ASSOCIATIONS>
15018  1

$$$$