[
  {
    "molid": "mol16606",
    "smiles": "O=c1cc(-c2ccccc2)oc2cc(O)c(O)cc12",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=c1cc(-c2ccccc2)oc2cc(O)c(O)cc12",
        "std_free_energy": -5.656310081481934,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=c1cc(-c2ccccc2)oc2cc([O-])c(O)cc12",
        "std_free_energy": -2.949277877807617,
        "relative_population": 0.780541182655331
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "O=c1cc(-c2ccccc2)oc2cc(O)c([O-])cc12",
        "std_free_energy": -1.680454969406128,
        "relative_population": 0.21945881734466907
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 6.85,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      }
    ]
  }
]