12

C     1.3883981    0.0000067    0.0000029 
C     0.6941883    1.2023659    0.0000253 
C    -0.6941858    1.2023688   -0.0000170 
C    -1.3883997    0.0000066   -0.0000028 
C    -0.6941917   -1.2023680    0.0000355 
C     0.6941961   -1.2023648   -0.0000280 
H     2.4721026    0.0000001    0.0000037 
H     1.2360104    2.1408879    0.0000377 
H    -1.2360118    2.1408910   -0.0000318 
H    -2.4721078    0.0000043   -0.0000317 
H    -1.2360200   -2.1409015    0.0000706 
H     1.2360214   -2.1408970   -0.0000643