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{
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"structure_string": "Ac1\n1.0\n0.000000 2.831128 2.831128\n2.831128 0.000000 2.831128\n2.831128 2.831128 0.000000\nAc\n1\ndirect\n0.000000 0.000000 0.000000 Ac\n",
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