682220
  -OEChem-02060822462D

  1  0  0     0  0  0  0  0  0999 V2000
    2.8917   -1.8458    0.0000 Np  0  0  0  0  0  0  0  0  0  0  0  0
M  ISO  1   1 237
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
682220

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
013994202

> <PUBCHEM_SUBSTANCE_SYNONYM>
13994-20-2
Neptunium, isotope of mass 237
Neptunium-237

> <PUBCHEM_GENERIC_REGISTRY_NAME>
13994-20-2

> <PUBCHEM_XREF_EXT_ID>
013994202

> <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=013994202

> <PUBCHEM_CID_ASSOCIATIONS>
104783  1

$$$$