4

Br      0.266817512397024     -0.174871798121614      0.232300438611673
Br      1.556535750560359      1.351700557844824      0.007611538735684
Br      1.596521761813479     -0.233929331014019      1.396893536300606
Br      0.157257397656486      1.588584084274612      1.243204721817879