[
  {
    "molid": "mol3311",
    "smiles": "CC(=O)N(C)c1ccccc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CC(=O)N(C)c1ccccc1",
        "std_free_energy": -7.377518653869629,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "CC(=[OH+])N(C)c1ccccc1",
        "std_free_energy": 9.930425643920898,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": -0.5,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Organic Oxygen Acids and Nitrogen Bases"
      }
    ]
  }
]