C6653.sdf
  ChemDraw08312111202D

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   -1.8668    0.6857    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6223   -0.0164    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0      
  2  3  1  0      
  2  4  1  0      
  4  5  1  0      
  5  6  2  0      
  6  7  1  0      
  7  8  2  0      
  8  9  1  0      
  9 10  1  0      
  9 11  2  0      
  5 11  1  0      
M  END
$$$$
