[
  {
    "molid": "mol22670",
    "smiles": "C[N+](C)(C)CCC(=O)O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "C[N+](C)(C)CCC(=O)[O-]",
        "std_free_energy": -11.566617012023926,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "C[N+](C)(C)CCC(=O)O",
        "std_free_energy": -3.717571258544922,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.27,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]