204499
  -OEChem-02060822402D

  4  3  0     0  0  0  0  0  0999 V2000
   -0.5792   -0.7458    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.2917   -0.3333    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.1333   -0.3333    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0042   -0.7458    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  2  0  0  0  0
  2  4  1  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
204499

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
009003285

> <PUBCHEM_SUBSTANCE_SYNONYM>
1-Butene, homopolymer
172345-47-0
25038-50-0
9003-28-5
Poly-alpha-butylene
Polybutene

> <PUBCHEM_GENERIC_REGISTRY_NAME>
172345-47-0
25038-50-0
9003-28-5

> <PUBCHEM_XREF_EXT_ID>
009003285

> <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=009003285

> <PUBCHEM_CID_ASSOCIATIONS>
7844  1

$$$$