2BP
  -OEChem-05102419503D

 15 16  0     0  0  0  0  0  0999 V2000
   72.8230   11.6790    6.0250 N   0  0  0  0  0  0  0  0  0  0  0  0
   73.0080   10.8960    4.9120 C   0  0  0  0  0  0  0  0  0  0  0  0
   73.5840    9.7690    5.2450 N   0  0  0  0  0  0  0  0  0  0  0  0
   73.8030    9.7570    6.5840 C   0  0  0  0  0  0  0  0  0  0  0  0
   74.3810    8.8210    7.5010 C   0  0  0  0  0  0  0  0  0  0  0  0
   74.4400    9.1480    8.8350 N   0  0  0  0  0  0  0  0  0  0  0  0
   73.9510   10.3600    9.2830 C   0  0  0  0  0  0  0  0  0  0  0  0
   74.0230   10.6610   10.6180 N   0  0  0  0  0  0  0  0  0  0  0  0
   73.4090   11.2450    8.4380 N   0  0  0  0  0  0  0  0  0  0  0  0
   73.3170   10.9860    7.1040 C   0  0  0  0  0  0  0  0  0  0  0  0
   72.7200   11.1700    3.9080 H   0  0  0  0  0  0  0  0  0  0  0  0
   74.7640    7.8740    7.1500 H   0  0  0  0  0  0  0  0  0  0  0  0
   74.0410    9.8150   11.1510 H   0  0  0  0  0  0  0  0  0  0  0  0
   74.8560   11.1850   10.7970 H   0  0  0  0  0  0  0  0  0  0  0  0
   72.4050   12.5870    6.0460 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1 10  1  0  0  0  0
  2  3  2  0  0  0  0
  2 11  1  0  0  0  0
  3  4  1  0  0  0  0
  4 10  2  0  0  0  0
  4  5  1  0  0  0  0
  5  6  2  0  0  0  0
  5 12  1  0  0  0  0
  6  7  1  0  0  0  0
  7  9  2  0  0  0  0
  7  8  1  0  0  0  0
  8 13  1  0  0  0  0
  8 14  1  0  0  0  0
  9 10  1  0  0  0  0
  1 15  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1c2c([nH]cn2)nc(n1)N

> <OPENEYE_INCHI>
InChI=1S/C5H5N5/c6-5-7-1-3-4(10-5)9-2-8-3/h1-2H,(H3,6,7,8,9,10)

> <OPENEYE_INCHIKEY>
MWBWWFOAEOYUST-UHFFFAOYSA-N

> <FORMULA>
C5H5N5

$$$$