4

Cu     -0.079981350071884      0.200702029626601     -0.296570414365749
Cu      1.255840594681014      1.353063976695888      0.281872386631817
Cu      1.510011921037781     -0.015466608600082      1.601701203914997
Cu     -0.069259214246679      1.219043860030924      1.500826016281055