10

  C      1.846700   -0.240964   -0.073017
  C      0.633985    0.276284    0.227508
  C     -0.634243   -0.276659   -0.227752
  C     -1.846582    0.241242    0.073206
  H      2.777660    0.214768    0.296206
  H      1.942651   -1.141911   -0.701669
  H      0.574276    1.180580    0.860583
  H     -0.574677   -1.180969   -0.860826
  H     -2.777542   -0.214564   -0.296080
  H     -1.942229    1.142192    0.701841