4

Bk      0.262851339551971      0.183493966839651     -0.278271512678219
Bk      1.392495138717993      1.516311313920539     -0.223960561006178
Bk      1.515906018915279      0.366269055310591      1.123477853173223
Bk      0.074762548593378      1.298113162310447      1.698305517150915