DAZ
  -OEChem-04192423153D

  7  6  0     0  0  0  0  0  0999 V2000
   -0.0000   -0.0000   -0.0160 Zn  0  0  0  0  0  0  0  0  0  0  0  0
    1.7900   -0.0300   -0.0160 N   0  0  0  0  0  0  0  0  0  0  0  0
   -1.7900    0.0300   -0.0160 N   0  0  0  0  0  0  0  0  0  0  0  0
    2.1670    0.9050   -0.0160 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.1420   -0.5630    0.7650 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.1670   -0.9050   -0.0160 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.1420    0.5630    0.7650 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
  2  4  1  0  0  0  0
  2  5  1  0  0  0  0
  3  6  1  0  0  0  0
  3  7  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
N[Zn]N

> <OPENEYE_INCHI>
InChI=1S/2H2N.Zn/h2*1H2;/q2*-1;+2

> <OPENEYE_INCHIKEY>
PQJFBJISJZGASZ-UHFFFAOYSA-N

> <FORMULA>
H4N2Zn

$$$$