4

C       0.038483159161008      0.191786186075249      0.178955182286135
C       1.041408711356922      0.864553590633172      0.032535814990947
C       0.899046894850527      0.106092939059209      0.716039972913158
C      -0.194019751429673      0.571575979200357      0.763615980846800