4

Ca     -0.060243296839687     -0.051790549253020      0.329125118730120
Si      1.372012922695039      1.662889814755009     -0.296101301430896
O       1.658548564206494     -0.025537927887768      1.627842806299041
H       0.183634283315183      1.311227337706651      1.487471750098754