[
  {
    "molid": "mol359",
    "smiles": "O=C(N[C@H]1CCCC[C@H]1C(=O)O)c1ccccc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C(N[C@H]1CCCC[C@H]1C(=O)O)c1ccccc1",
        "std_free_energy": -4.405693054199219,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C(N[C@H]1CCCC[C@H]1C(=O)[O-])c1ccccc1",
        "std_free_energy": -9.026922225952148,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.3,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      }
    ]
  }
]