16

O      21.179285122596053     20.925700644409851     21.128534267442234
Si     22.294246806524871     22.287820218168118     22.455216562825655
O      24.435917092207330     20.829102901780072     20.954910830801779
Si     25.341460380057534     22.663746849794350     22.555254307183716
O      20.956733045893227     24.084422543723072     20.955252228847623
O      22.390160395492469     25.476402971536324     22.477868306664828
Si     23.727364985345940     24.252780327219199     21.092004171492984
Si     25.492779883772933     25.469702855411473     22.794898628687687
Si     20.933810244498549     20.736778867048482     24.016834278859026
Si     22.770934568957934     22.289020397649249     25.231558768951601
O      23.921134815321135     20.793754891536867     23.638583429674554
O      25.561941349752292     22.374557733684963     25.408557245708735
Si     20.759796311085044     23.994540848323123     24.310269155717322
O      22.292191745347495     25.460558809534799     25.269065645352768
O      23.877288200539450     24.280558615045265     23.729504068148348
Si     25.299983748314816     25.460490901457266     25.643794870938223