653143
  -OEChem-02060822452D

 21 23  0     1  0  0  0  0  0999 V2000
    1.8167   -1.5042    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.7875   -3.3083    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8792   -3.2792    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.9542   -1.7333    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.9542    1.5167    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.3458   -1.1667    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.4792   -0.7542    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    2.5042    0.5666    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    4.6584   -0.5209    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    4.6584    0.2958    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    3.2542   -0.5209    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.4750   -1.9792    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    3.2750    0.2958    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.2209   -2.7542    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    1.4084   -2.7542    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    1.1625   -1.9792    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
    3.9584   -0.9208    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.0166   -0.0833    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.9584    0.7042    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1583   -1.1667    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.6250   -3.3083    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1 12  1  0  0  0  0
  1 16  1  0  0  0  0
 14  2  1  6  0  0  0
  2 21  1  0  0  0  0
 15  3  1  6  0  0  0
  4 17  2  0  0  0  0
  5 19  2  0  0  0  0
  6 20  1  0  0  0  0
  7 11  1  0  0  0  0
 12  7  1  1  0  0  0
  7 18  1  0  0  0  0
  8 13  1  0  0  0  0
  8 18  2  0  0  0  0
  9 10  1  0  0  0  0
  9 17  1  0  0  0  0
 10 19  1  0  0  0  0
 11 13  2  0  0  0  0
 11 17  1  0  0  0  0
 12 14  1  0  0  0  0
 13 19  1  0  0  0  0
 14 15  1  0  0  0  0
 15 16  1  0  0  0  0
 16 20  1  1  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
653143

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
NIAID

> <PUBCHEM_EXT_DATASOURCE_REGID>
121844

> <PUBCHEM_SUBSTANCE_COMMENT>
NIAID - Anti-HIV/OI Chemical Compound Database
NUCLEOSIDES, RIBO
HYDRAZIDES

> <PUBCHEM_SUBSTANCE_SYNONYM>
1-(2'-O-methyl-.beta.-D-ribofuranosyl)imidazo[4,5-d]pyridazin-4,7(5H, 6H)-dione
AIDS-121844
AIDS121844
HMC-HO4

> <PUBCHEM_XREF_EXT_ID>
121844
AIDS121844

> <PUBCHEM_PUBMED_ID>
11959550
12954067

> <PUBCHEM_EXT_DATASOURCE_URL>
http://chemdb.niaid.nih.gov/struct_search/an/an_search.htm

> <PUBCHEM_EXT_SUBSTANCE_URL>
http://chemdb.niaid.nih.gov/struct_search/all/url_search.asp?aids_no=121844

> <PUBCHEM_CID_ASSOCIATIONS>
492555  1

> <PUBCHEM_BONDANNOTATIONS>
16  20  5
14  2  6
15  3  6
12  7  5

$$$$