XAN
  -OEChem-04192423363D

 15 16  0     0  0  0  0  0  0999 V2000
   21.7570  136.7750   25.8070 N   0  0  0  0  0  0  0  0  0  0  0  0
   21.8420  136.0190   26.9520 C   0  0  0  0  0  0  0  0  0  0  0  0
   22.6740  134.9740   27.1200 N   0  0  0  0  0  0  0  0  0  0  0  0
   22.6320  134.4620   28.3850 C   0  0  0  0  0  0  0  0  0  0  0  0
   23.3790  133.5240   28.6950 O   0  0  0  0  0  0  0  0  0  0  0  0
   21.7670  135.0040   29.3480 N   0  0  0  0  0  0  0  0  0  0  0  0
   20.9090  136.0800   29.1940 C   0  0  0  0  0  0  0  0  0  0  0  0
   20.2320  136.4890   30.1380 O   0  0  0  0  0  0  0  0  0  0  0  0
   20.9830  136.5810   27.8630 C   0  0  0  0  0  0  0  0  0  0  0  0
   20.3510  137.6670   27.2930 N   0  0  0  0  0  0  0  0  0  0  0  0
   20.8420  137.7480   26.0860 C   0  0  0  0  0  0  0  0  0  0  0  0
   22.2660  136.6410   24.9330 H   0  0  0  0  0  0  0  0  0  0  0  0
   23.6280  135.2200   26.8570 H   0  0  0  0  0  0  0  0  0  0  0  0
   21.7610  134.5640   30.2680 H   0  0  0  0  0  0  0  0  0  0  0  0
   20.5230  138.5400   25.3880 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1 11  1  0  0  0  0
  1 12  1  0  0  0  0
  2  3  1  0  0  0  0
  2  9  2  0  0  0  0
  3  4  1  0  0  0  0
  3 13  1  0  0  0  0
  4  5  2  0  0  0  0
  4  6  1  0  0  0  0
  6  7  1  0  0  0  0
  6 14  1  0  0  0  0
  7  8  2  0  0  0  0
  7  9  1  0  0  0  0
  9 10  1  0  0  0  0
 10 11  2  0  0  0  0
 11 15  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1[nH]c2c(n1)c(=O)[nH]c(=O)[nH]2

> <OPENEYE_INCHI>
InChI=1S/C5H4N4O2/c10-4-2-3(7-1-6-2)8-5(11)9-4/h1H,(H3,6,7,8,9,10,11)

> <OPENEYE_INCHIKEY>
LRFVTYWOQMYALW-UHFFFAOYSA-N

> <FORMULA>
C5H4N4O2

$$$$