5NI
  -OEChem-11012420523D

 17 18  0     0  0  0  0  0  0999 V2000
    0.7080   -1.4150    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6220   -1.7290    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.5740   -0.7120    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1510    0.6310    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2170    0.9260    0.0060 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1270   -0.0910    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.9440   -0.6950   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -3.3840    0.6330   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -2.3640    1.4430    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.5740    0.2200    0.0010 N   0  3  0  0  0  0  0  0  0  0  0  0
    3.3910   -0.6830    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
    2.9480    1.3790   -0.0040 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.4420   -2.2070    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.9340   -2.7630   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.5510    1.9540    0.0120 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.5170   -1.4770   -0.0020 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.4070    2.5220    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  1  6  1  0  0  0  0
  1 13  1  0  0  0  0
  2  3  1  0  0  0  0
  2 14  1  0  0  0  0
  3  4  2  0  0  0  0
  3  7  1  0  0  0  0
  4  5  1  0  0  0  0
  4  9  1  0  0  0  0
  5  6  2  0  0  0  0
  5 15  1  0  0  0  0
  6 10  1  0  0  0  0
  7  8  1  0  0  0  0
  7 16  1  0  0  0  0
  8  9  2  0  0  0  0
  9 17  1  0  0  0  0
 10 11  1  0  0  0  0
 10 12  2  0  0  0  0
M  CHG  2  10   1  11  -1
M  END
> <OPENEYE_ISO_SMILES>
c1cc2c(cc1[N+](=O)[O-])cn[nH]2

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

> <OPENEYE_INCHIKEY>
WSGURAYTCUVDQL-UHFFFAOYSA-N

> <FORMULA>
C7H5N3O2

$$$$