[
  {
    "molid": "mol37514",
    "smiles": "Oc1ccc(Cl)cc1C=Nc1ccccc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Oc1ccc(Cl)cc1C=Nc1ccccc1",
        "std_free_energy": -5.92374324798584,
        "relative_population": 0.9795569801903553
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "[O-]c1ccc(Cl)cc1C=Nc1ccccc1",
        "std_free_energy": -0.880918562412262,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 9.60000038146973,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]