8

Si       0.000000    1.170884    0.000000 
H       -1.389950    1.685125    0.000000 
H        0.695457    1.683694    1.204045 
H        0.695457    1.683694   -1.204045 
Si       0.000000   -1.170884    0.000000 
H        1.389950   -1.685125    0.000000 
H       -0.695457   -1.683694    1.204045 
H       -0.695457   -1.683694   -1.204045 
