210263
  -OEChem-02060822402D

 11 11  0     0  0  0  0  0  0999 V2000
    2.5968    0.2478    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000   -1.2509    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.7243   -2.2522    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.5918    2.2522    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8618    2.2435    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.7268    0.7478    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8668   -0.7522    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8668    0.2478    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.7268   -1.2522    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.7243    1.7478    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.5968   -0.7522    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  6  1  0  0  0  0
  1 11  1  0  0  0  0
  2  7  2  0  0  0  0
  3  9  1  0  0  0  0
  4 10  2  0  0  0  0
  5 10  1  0  0  0  0
  6  8  2  0  0  0  0
  6 10  1  0  0  0  0
  7  8  1  0  0  0  0
  7  9  1  0  0  0  0
  9 11  2  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
210263

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
000499785

> <PUBCHEM_SUBSTANCE_SYNONYM>
499-78-5
4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo-
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
Comenic acid
EINECS 207-891-7

> <PUBCHEM_GENERIC_REGISTRY_NAME>
499-78-5

> <PUBCHEM_XREF_EXT_ID>
000499785

> <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=000499785

> <PUBCHEM_CID_ASSOCIATIONS>
68139  1

$$$$