O Si 
 1.0000000000000000
     6.6551000000000009    0.0000000000000003    0.0000000000000001
     2.5589204645996007    5.4809777654953011    0.0000000000000000
     2.7978084095885012    0.4964511104049396    5.5936464312838039
 O   Si 
  12   6
Cartesian
  8.8918842638945517  5.7243084190578424  5.3091546365815319
  3.5060803077376406  1.2083348891041366  4.1707000274224209
  5.6583121611483413  2.7544354932973252  4.7274644640072188
  3.6998885993215946  3.3598333474423794  2.3250878543955142
  1.5257142211522992  0.5142391035688502  2.2199886078522661
  8.1931792926425047  2.7191064937598561  3.7578017717822760
  6.3449431414312416  3.0488248694899229  0.9634195675065214
  8.4973454255503249  4.7443185919987805  1.0301774442688563
  5.7838747763955789  1.3536396582773020  3.0251329849530015
  6.9358437472739700  5.0019907682655811  5.5243497662157024
  6.4886066320743749  4.3186601901023822  2.7007355572453093
  3.9552466955284853  1.2392317574569924  1.4720202471135375
  3.4214828729063655  4.7084114346533621  1.4159968575351567
  6.8845581726932199  3.6374439198911519  4.1270582860926144
  2.4887626703988963  1.6409331171760437  2.9522002818951734
  5.1644989334921210  1.2185904344042062  4.5296235105531766
  5.2267419047670005  2.2096272500200427  1.7778359729317561
  6.8607410085188656  4.6381877243304732  1.1166735093203350