[
  {
    "molid": "mol37541",
    "smiles": "O=S1(=O)OC(c2ccc(O)cc2)(c2ccc(O)cc2)c2c(Cl)c(Cl)c(Cl)c(Cl)c21",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=S1(=O)OC(c2ccc(O)cc2)(c2ccc(O)cc2)c2c(Cl)c(Cl)c(Cl)c(Cl)c21",
        "std_free_energy": -4.802509307861328,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=S1(=O)OC(c2ccc([O-])cc2)(c2ccc(O)cc2)c2c(Cl)c(Cl)c(Cl)c(Cl)c21",
        "std_free_energy": -2.9715774059295654,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.0,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]