9

C    0.00000000            1.09204092           -0.31777753
C    0.00000000           -1.09204092           -0.31777753
C    0.00000000            0.71623383            0.98604985
C    0.00000000           -0.71623383            0.98604985
O    0.00000000            0.00000000           -1.13214994
H    0.00000000            2.04440888           -0.81369302
H    0.00000000           -2.04440888           -0.81369302
H    0.00000000            1.37146217            1.83713421
H    0.00000000           -1.37146217            1.83713421