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"structure_string": "Ho2 Mg4\n1.0\n5.420721 3.129655 8.852001\n-5.420721 3.129655 8.852001\n0.000000 -6.259310 8.852001\nHo Mg\n2 4\ndirect\n0.125000 0.125000 0.125000 Ho\n0.875000 0.875000 0.875000 Ho\n0.000000 0.000000 0.000000 Mg\n0.500000 0.000000 0.000000 Mg\n0.000000 0.500000 0.000000 Mg\n0.000000 0.000000 0.500000 Mg\n",
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