11 10
  -10.8705   10.0438    0.0000 C
  -11.5850    9.6313    0.0000 C
  -12.4332   10.2348    0.0000 C
  -10.8705    8.3937    0.0000 C
  -10.1561    8.8062    0.0000 C
  -10.1561    9.6313    0.0000 C
  -10.8705    7.5687    0.0000 C
  -11.5850    7.1562    0.0000 C
  -10.1560    7.1562    0.0000 C
  -10.8705   10.8688    0.0000 C
  -13.1835    9.8918    0.0000 O
   1    2    2    2
   2    3    1    1
   4    5    1    1
   5    6    1    1
   1    6    1    1
   4    7    2    2
   7    8    1    1
   7    9    1    1
   1   10    1    1
   3   11    2    2