[
  {
    "molid": "mol13019",
    "smiles": "S=CNc1ccccc1Cl",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "S=CNc1ccccc1Cl",
        "std_free_energy": -5.882362365722656,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "S=C[N-]c1ccccc1Cl",
        "std_free_energy": 2.5609960556030273,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.03,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 10.0299997329712,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]