[
  {
    "molid": "mol31257",
    "smiles": "OC(C(F)=C(F)F)(C(F)(F)F)C(F)(F)F",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "OC(C(F)=C(F)F)(C(F)(F)F)C(F)(F)F",
        "std_free_energy": -2.5957090854644775,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "[O-]C(C(F)=C(F)F)(C(F)(F)F)C(F)(F)F",
        "std_free_energy": -4.802270412445068,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 6.82,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]