Mrv1652309042000212D          

  2  1  0  0  0  0            999 V2000
    0.4125    0.0000    0.0000 O   0  3  0  0  0  0  0  0  0  0  0  0
   -0.4125    0.0000    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0
  2  1  3  0  0  0  0
M  CHG  2   1   1   2  -1
M  END