12

C    0.00000000            1.39250319            0.00000000
C   -1.20594314            0.69625160            0.00000000
C   -1.20594314           -0.69625160            0.00000000
C    0.00000000           -1.39250319            0.00000000
C    1.20594314           -0.69625160            0.00000000
C    1.20594314            0.69625160            0.00000000
H   -2.14171677            1.23652075            0.00000000
H   -2.14171677           -1.23652075            0.00000000
H    0.00000000           -2.47304151            0.00000000
H    2.14171677           -1.23652075            0.00000000
H    2.14171677            1.23652075            0.00000000
H    0.00000000            2.47304151            0.00000000