[
  {
    "molid": "mol18310",
    "smiles": "O=C(O)c1cc(C(=O)O)cc(C(=O)O)c1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C(O)c1cc(C(=O)O)cc(C(=O)O)c1",
        "std_free_energy": 2.775879383087158,
        "relative_population": 1.0
      },
      {
        "id": "-3_1",
        "charge": -3,
        "smiles": "O=C([O-])c1cc(C(=O)[O-])cc(C(=O)[O-])c1",
        "std_free_energy": -14.145161628723145,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C([O-])c1cc(C(=O)O)cc(C(=O)O)c1",
        "std_free_energy": -6.173389434814453,
        "relative_population": 1.0
      },
      {
        "id": "-2_1",
        "charge": -2,
        "smiles": "O=C([O-])c1cc(C(=O)[O-])cc(C(=O)O)c1",
        "std_free_energy": -11.061894416809082,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.12,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Organic Oxygen Acids and Nitrogen Bases"
      },
      {
        "pka_value": 2.12,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 2.98,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Baltruschat ChEMBL"
      },
      {
        "pka_value": 2.67000007629395,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.11999988555908,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.19000005722046,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.25,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      },
      {
        "pka_value": 3.6,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 3.9,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 4.4,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 5.07000017166138,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 4.69999980926514,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.90000009536743,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 4.01000022888184,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.96,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "AttenGpKa training set"
      },
      {
        "pka_value": 4.9,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]