HMDB0000492
     RDKit          3D
Chloride ion
  1  0  0  0  0  0  0  0  0  0999 V2000
    0.0000    0.0000    0.0000 Cl  0  0  0  0  0 15  0  0  0  0  0  0
M  CHG  1   1  -1
M  END