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"structure_string": "Ba1 Na2 Sr1\n1.0\n-13.572212 0.000192 -7.835606\n-13.271507 0.011127 7.314790\n-8.953236 12.225013 -0.164674\nBa Na Sr\n1 2 1\ndirect\n0.500000 -0.000000 -0.000000 Ba\n0.753138 -0.000002 -0.000002 Na\n0.246862 0.000001 0.000001 Na\n-0.000000 0.000000 0.000000 Sr\n",
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