Ketcher 09022116322D 1   1.00000     0.00000     0

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  1  8  2  0     0  0
  2  9  1  0     0  0
  3  9  2  0     0  0
  4 10  1  0     0  0
  5 10  2  0     0  0
  6  7  1  0     0  0
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  7  9  1  0     0  0
  8 10  1  0     0  0
M  ISO  4   6  13   7  13   8  13  10  13
M  END