4

C       0.355596217068420      0.065041288724572      0.222770837519064
C       1.310843766726636      1.308628102820145      0.195819204081889
C       1.271850091681324      0.308077209238389      1.301262330459124
C      -0.145975214142782      1.334963407668596      1.117071295819763