KEGG:C01548  Acetylene
  ISISHOST03240423042D 1   1.00000     0.00000  1419
  2  1  0     0  0            999 V2000
   -0.4138    0.0000    0.0000 C   0  0  0  0  0  0           0  0  0
    0.4138    0.0000    0.0000 C   0  0  0  0  0  0           0  0  0
  1  2  3  0     0  0
M  END