HMDB0001989
     RDKit          3D
Tungsten
  1  0  0  0  0  0  0  0  0  0999 V2000
    0.0000    0.0000    0.0000 W   0  0  0  0  0 15  0  0  0  0  0  0
M  CHG  1   1   4
M  END