6SE
  -OEChem-05242418013D

  5  4  0     0  0  0  0  0  0999 V2000
   48.9370  -18.2190    3.4930 Se  0  0  0  0  0  0  0  0  0  0  0  0
   49.9920  -16.1510    3.4440 Se  0  0  0  0  0  0  0  0  0  0  0  0
   49.7210  -14.8760    5.3490 Se  0  0  0  0  0  0  0  0  0  0  0  0
   49.1840  -18.9220    2.2370 H   0  0  0  0  0  0  0  0  0  0  0  0
   50.4280  -13.6080    5.1920 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  2  3  1  0  0  0  0
  1  4  1  0  0  0  0
  3  5  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
[SeH][Se][SeH]

> <OPENEYE_INCHI>
InChI=1S/H2Se3/c1-3-2/h1-2H

> <OPENEYE_INCHIKEY>
GCOIQPYHRLRHMQ-UHFFFAOYSA-N

> <FORMULA>
H2Se3

$$$$