4

Au      0.021842894788343     -0.124230836538079      0.133505999083848
Cu      1.771188979489855      1.859540652241885      0.034803450301561
Cu      1.658103093755467     -0.186944898842794      1.469720263654542
Au     -0.039299596646192      1.534062392101941      1.864567731728794