[
  {
    "molid": "mol30989",
    "smiles": "O=C1OC2(c3cc(Cl)c(O)cc3Oc3cc(O)c(Cl)cc32)c2ccccc21",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C1OC2(c3cc(Cl)c(O)cc3Oc3cc(O)c(Cl)cc32)c2ccccc21",
        "std_free_energy": -3.5075936317443848,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C1OC2(c3cc(Cl)c([O-])cc3Oc3cc(O)c(Cl)cc32)c2ccccc21",
        "std_free_energy": -4.042555809020996,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.92,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      },
      {
        "pka_value": 4.94,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]