4

C       0.262353385949982     -0.151619035211274      0.210053546513952
C       1.337117311544644      1.000029310005964      0.295946725469784
C       1.282104594115611     -0.023908704933904      0.981871985592266
C       0.241229004970342      1.147012931688855      0.941343479303719