13

C   -0.000000000   0.000000000  -2.858104710
C    0.000000000  -0.000000000   0.761434050
H    0.393047200  -0.947122290  -2.493697390
H    0.623708370   0.813950000  -2.493697390
H   -1.016755560   0.133172290  -2.493697390
H    0.000000000  -0.000000000  -3.946342140
C   -0.000000000  -0.000000000   2.288217150
H   -0.617111930  -0.808243970   0.365715270
H   -0.391403850   0.938556590   0.365715270
H    1.008515770  -0.130312620   0.365715270
H   -1.008917030   0.130312950   2.682582960
H    0.391604180  -0.938904250   2.682582960
H    0.617312840   0.808591300   2.682582960