8

C             0.00000     0.00000     0.00000
C             1.33718     0.00000     0.00000
C             2.04862     1.23465     0.00000
C             2.65517     2.30065     0.00000
H             3.17326     3.20500     0.00000
H            -0.56880     0.91919     0.00000
H            -0.56652    -0.92292    -0.00000
H             1.95564    -0.90366     0.00000
