DNF
  -OEChem-04262419523D

 17 17  0     0  0  0  0  0  0999 V2000
    1.1600    1.2420   -0.0130 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.4140    1.7640   -0.0180 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.9800   -0.1340   -0.0100 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1540   -1.0350   -0.0060 N   0  3  0  0  0  0  0  0  0  0  0  0
    3.2790   -0.5680   -0.0160 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.9960   -2.2420    0.0060 O   0  5  0  0  0  0  0  0  0  0  0  0
   -0.2970   -0.6620    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.3940    0.1790   -0.0020 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.7610   -0.3900    0.0040 N   0  3  0  0  0  0  0  0  0  0  0  0
   -2.9180   -1.5980    0.0120 O   0  0  0  0  0  0  0  0  0  0  0  0
   -3.7280    0.3500    0.0020 O   0  5  0  0  0  0  0  0  0  0  0  0
   -1.2170    1.5500   -0.0110 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0570    2.0830   -0.0160 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.6740    1.8770    0.9060 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4380   -1.7330    0.0080 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0760    2.2050   -0.0130 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.1940    3.1540   -0.0230 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  1 13  2  0  0  0  0
  2 14  1  0  0  0  0
  3  4  1  0  0  0  0
  3  7  2  0  0  0  0
  4  5  2  0  0  0  0
  4  6  1  0  0  0  0
  7  8  1  0  0  0  0
  7 15  1  0  0  0  0
  8  9  1  0  0  0  0
  8 12  2  0  0  0  0
  9 10  2  0  0  0  0
  9 11  1  0  0  0  0
 12 13  1  0  0  0  0
 12 16  1  0  0  0  0
 13 17  1  0  0  0  0
M  CHG  4   4   1   6  -1   9   1  11  -1
M  END
> <OPENEYE_ISO_SMILES>
c1cc(c(cc1[N+](=O)[O-])[N+](=O)[O-])O

> <OPENEYE_INCHI>
InChI=1S/C6H4N2O5/c9-6-2-1-4(7(10)11)3-5(6)8(12)13/h1-3,9H

> <OPENEYE_INCHIKEY>
UFBJCMHMOXMLKC-UHFFFAOYSA-N

> <FORMULA>
C6H4N2O5

$$$$
