 C Si
   1.0
     4.3590850400000001    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.3590850400000001    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.3590850400000001
 C Si
   4   4
Direct
   0.0000000000000000  0.0000000000000000  0.0000000000000000
   0.0000000000000000  0.5000000000000000  0.5000000000000000
   0.5000000000000000  0.0000000000000000  0.5000000000000000
   0.5000000000000000  0.5000000000000000  0.0000000000000000
   0.7500000000000000  0.2500000000000000  0.7500000000000000
   0.7500000000000000  0.7500000000000000  0.2500000000000000
   0.2500000000000000  0.2500000000000000  0.2500000000000000
   0.2500000000000000  0.7500000000000000  0.7500000000000000