6

C     0.66542    0.00000    0.00000
C    -0.66542    0.00000   -0.00000
H     1.23985    0.92345   -0.00001
H     1.23985   -0.92345    0.00002
H    -1.23985   -0.92345    0.00001
H    -1.23985    0.92345   -0.00002
