11 12
   -9.6205    7.9145    0.0000 C
   -8.9061    7.5020    0.0000 C
   -8.9061    6.6770    0.0000 C
  -10.3350    6.6770    0.0000 C
  -10.3350    7.5020    0.0000 C
  -10.3350    8.3270    0.0000 C
   -8.1916    6.2645    0.0000 C
   -7.4771    6.6770    0.0000 C
   -7.8469    8.1881    0.0000 O
   -8.1916    7.9145    0.0000 C
   -8.1916    5.4395    0.0000 C
   1    2    1    1
   2    3    1    1
   4    5    1    1
   1    5    1    1
   3    4    1    1
   1    6    1    1
   3    7    1    1
   7    8    1    1
   8    9    1    1
   1    9    1    1
   2   10    2    2
   7   11    1    1