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      "structure": {
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        "molfile": "\n  Marvin  01132102182D          \n\n 21 20  0  0  0  0            999 V2000\n    2.4462   -6.7516    0.0000 Zn  0  2  0  0  0  0  0  0  0  0  0  0\n    7.0319   -6.5076    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    7.0319   -7.9365    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7943   -5.7931    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.6194   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3819   -6.5076    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7943   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5569   -6.5076    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3819   -7.9365    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.1444   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5569   -7.9365    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0319   -6.5076    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    7.0319   -7.9365    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7943   -5.7931    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.6194   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3819   -6.5076    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7943   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5569   -6.5076    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3819   -7.9365    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.1444   -7.2221    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5569   -7.9365    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  5  2  1  0  0  0  0\n  5  3  2  0  0  0  0\n  6  4  1  0  0  0  0\n  7  5  1  0  0  0  0\n  7  6  1  0  0  0  0\n  8  6  2  0  0  0  0\n  9  7  2  0  0  0  0\n 10  8  1  0  0  0  0\n 11  9  1  0  0  0  0\n 11 10  2  0  0  0  0\n 15 12  1  0  0  0  0\n 15 13  2  0  0  0  0\n 16 14  1  0  0  0  0\n 17 15  1  0  0  0  0\n 17 16  1  0  0  0  0\n 18 16  2  0  0  0  0\n 19 17  2  0  0  0  0\n 20 18  1  0  0  0  0\n 21 19  1  0  0  0  0\n 21 20  2  0  0  0  0\nM  CHG  3   1   2   2  -1  12  -1\nM  STY  1   1 MUL\nM  SCN  1   1 HT \nM  SAL   1 15   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16\nM  SAL   1  5  17  18  19  20  21\nM  SPA   1 10   2   3   4   5   6   7   8   9  10  11\nM  SDI   1  4    3.7244   -8.3565    3.7244   -5.3731\nM  SDI   1  4    7.4519   -5.3731    7.4519   -8.3565\nM  SMT   1 2\nM  END",
        "smiles": "c1ccc(c(c1)C(=O)[O-])O.c1ccc(c(c1)C(=O)[O-])O.[Zn+2]",
        "formula": "2C7H5O3.Zn",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "339.6217",
        "optical_activity": "NONE",
        "references": [
          "4ec8a1ed-02d6-428d-99f0-ddd1b40dd906",
          "93358f2f-371f-414a-96e6-1dc30f14fe60"
        ],
        "stereo_centers": 0
      },
      "unii": "96OQ2F972S"
    }
  ]
}