[
  {
    "molid": "mol37379",
    "smiles": "Oc1c(Cl)cccc1C=Nc1ccccc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Oc1c(Cl)cccc1C=Nc1ccccc1",
        "std_free_energy": -5.301156997680664,
        "relative_population": 0.9088580181183756
      },
      {
        "id": "0_2",
        "charge": 0,
        "smiles": "[O-]c1c(Cl)cccc1C=[NH+]c1ccccc1",
        "std_free_energy": -3.0013866424560547,
        "relative_population": 0.09114198188162444
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "[O-]c1c(Cl)cccc1C=Nc1ccccc1",
        "std_free_energy": -2.3312652111053467,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.69999980926514,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]