2ZM
  -OEChem-11012420513D

 17 18  0     0  0  0  0  0  0999 V2000
    2.9390    1.3720    0.0020 O   0  5  0  0  0  0  0  0  0  0  0  0
    2.5640    0.2140   -0.0020 N   0  3  0  0  0  0  0  0  0  0  0  0
    3.3800   -0.6910   -0.0030 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1160   -0.0960   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6970   -1.4190    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6470   -1.7250    0.0020 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.5860   -0.7020    0.0030 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.9660   -0.6640   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -3.3340    0.6460   -0.0040 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.2790    1.4070   -0.0020 N   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1610    0.6370    0.0020 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2070    0.9240    0.0050 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4280   -2.2130   -0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.9690   -2.7560    0.0020 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.5630   -1.4290   -0.0020 H   0  0  0  0  0  0  0  0  0  0  0  0
   -4.3540    1.0020   -0.0080 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.5440    1.9500    0.0050 H   0  0  0  0  0  0  0  0  0  0  0  0
  8  9  1  0  0  0  0
  9 10  2  0  0  0  0
  7  8  1  0  0  0  0
 10 11  1  0  0  0  0
  7 11  2  0  0  0  0
  6  7  1  0  0  0  0
 11 12  1  0  0  0  0
  5  6  2  0  0  0  0
  4 12  2  0  0  0  0
  4  5  1  0  0  0  0
  2  4  1  0  0  0  0
  2  3  2  0  0  0  0
  1  2  1  0  0  0  0
  5 13  1  0  0  0  0
  6 14  1  0  0  0  0
  8 15  1  0  0  0  0
  9 16  1  0  0  0  0
 12 17  1  0  0  0  0
M  CHG  2   1  -1   2   1
M  END
> <OPENEYE_ISO_SMILES>
c1cc2c(cc1[N+](=O)[O-])nc[nH]2

> <OPENEYE_INCHI>
InChI=1S/C7H5N3O2/c11-10(12)5-1-2-6-7(3-5)9-4-8-6/h1-4H,(H,8,9)

> <OPENEYE_INCHIKEY>
XPAZGLFMMUODDK-UHFFFAOYSA-N

> <FORMULA>
C7H5N3O2

$$$$
