Si 
 1.0000000000000000
     2.6132721818273548    0.0000000000000000   -0.0000000000000000
    -1.3066360909136774    2.2631600964656764   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    4.2675490295497562
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000130663612  1.5087734051876520  1.0668872573874393   T   T   T
  1.3066360778473169  0.7543867063657594  3.2006617721623178   T   T   T