HMDB0002084
     RDKit          3D
Cyanide
  2  1  0  0  0  0  0  0  0  0999 V2000
    0.5769    0.0000    0.0000 C   0  0  0  0  0  3  0  0  0  0  0  0
   -0.5769    0.0000    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  3  0
M  CHG  1   1  -1
M  END