[
  {
    "molid": "mol12682",
    "smiles": "OCCCCCc1ccncc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "OCCCCCc1ccncc1",
        "std_free_energy": -4.694947719573975,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "OCCCCCc1cc[nH+]cc1",
        "std_free_energy": -3.9087905883789062,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 6.04,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 6.03999996185303,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]