4

Ca     -0.041051802964672      0.202593906301979      0.065041288724572
Ca      1.062684221634473      1.575465520032090      0.222770837519064
Ca      1.685843766726636      0.336630413586585      1.695819204081890
Ca      0.146850091681325      1.769594050077381      1.676262330459124