[
  {
    "molid": "mol1200",
    "smiles": "COc1ccc2cccc(N)c2c1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "COc1ccc2cccc(N)c2c1",
        "std_free_energy": -6.077471733093262,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "COc1ccc2cccc([NH3+])c2c1",
        "std_free_energy": -0.4633898138999939,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 4.07,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 4.69999980926514,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]