3TR
  -OEChem-04192423133D

 10 10  0     0  0  0  0  0  0999 V2000
   -1.4010    0.6290    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0700    1.0750   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
    0.6880    0.0040    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0960   -1.0780   -0.0030 N   0  0  0  0  0  0  0  0  0  0  0  0
   -1.3530   -0.7140    0.0020 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.0840   -0.0040    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
   -2.1990    1.1810   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.2050   -1.3780    0.0030 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.5740    0.8340   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.5650   -0.8460    0.0060 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  5  1  0  0  0  0
  1  7  1  0  0  0  0
  2  3  2  0  0  0  0
  3  4  1  0  0  0  0
  3  6  1  0  0  0  0
  4  5  2  0  0  0  0
  5  8  1  0  0  0  0
  6  9  1  0  0  0  0
  6 10  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1[nH]nc(n1)N

> <OPENEYE_INCHI>
InChI=1S/C2H4N4/c3-2-4-1-5-6-2/h1H,(H3,3,4,5,6)

> <OPENEYE_INCHIKEY>
KLSJWNVTNUYHDU-UHFFFAOYSA-N

> <FORMULA>
C2H4N4

$$$$