Marvin  02141116412D          

  4  3  0  0  0  0            999 V2000
   -0.8250    0.0000    0.0000 *   0  0  0  0  0  0  0  0  0  0  0  0
    0.4125    0.7145    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 N   0  3  0  0  0  0  0  0  0  0  0  0
    0.4125   -0.7145    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
  3  1  1  0  0  0  0
  3  2  2  0  0  0  0
  3  4  1  0  0  0  0
M  CHG  2   3   1   4  -1
M  END
> <ID>
CHEBI:29785

> <NAME>
nitro group

> <STAR>
3

> <SYNONYM>
-NO2

> <IUPAC_NAME>
nitro

> <FORMULA>
NO2

> <MASS>
46.00550

> <MONOISOTOPIC_MASS>
45.99290

> <CHARGE>
0

> <SMILES>
*[N+](=O)[O-]

$$$$