[
  {
    "molid": "mol4989",
    "smiles": "O=C(O)c1cccc2cc3ccccc3nc12",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C([O-])c1cccc2cc3ccccc3[nH+]c12",
        "std_free_energy": -9.230901718139648,
        "relative_population": 0.9753009436426292
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "O=C(O)c1cccc2cc3ccccc3[nH+]c12",
        "std_free_energy": 1.671879768371582,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C([O-])c1cccc2cc3ccccc3nc12",
        "std_free_energy": -5.502499580383301,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.76,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 7.72,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 7.7199998,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 7.7,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 7.71999979019165,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 7.76000022888184,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 7.98000001907349,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 3.09999990463257,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 2.0,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]