[
  {
    "molid": "mol36534",
    "smiles": "CNC(=O)/C=C(\\C(=O)O)C(C)C",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CNC(=O)/C=C(\\C(=O)O)C(C)C",
        "std_free_energy": -3.258660316467285,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CNC(=O)/C=C(\\C(=O)[O-])C(C)C",
        "std_free_energy": -10.04202938079834,
        "relative_population": 0.9999997379761327
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.59999990463257,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]