[
  {
    "molid": "mol1722",
    "smiles": "Nc1cc(Cl)c(Cl)cc1Cl",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Nc1cc(Cl)c(Cl)cc1Cl",
        "std_free_energy": -6.898207664489746,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "[NH3+]c1cc(Cl)c(Cl)cc1Cl",
        "std_free_energy": 3.5167765617370605,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 1.09,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Organic Oxygen Acids and Nitrogen Bases"
      }
    ]
  }
]