12

C  -0.471925  -0.471925  -1.859111
C   0.471925   0.471925  -1.859111
H  -0.872422  -0.872422  -0.936125
H   0.872422   0.872422  -0.936125
H  -0.870464  -0.870464  -2.783308
H   0.870464   0.870464  -2.783308
C  -0.471925   0.471925   1.859111
C   0.471925  -0.471925   1.859111
H  -0.872422   0.872422   0.936125
H   0.872422  -0.872422   0.936125
H  -0.870464   0.870464   2.783308
H   0.870464  -0.870464   2.783308
    