4

C       0.136616146131848     -0.095199666103046      0.110418764748988
C       0.517356106194636      0.585334446284152      0.086116082646455
C       0.783691794307570      0.025989356764365      0.473296496142924
C       0.298748263615012      0.522909716105658      0.630901868224455