[
  {
    "molid": "mol16049",
    "smiles": "O=c1[nH]cc(CN(CCCl)CCCl)c(=O)[nH]1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=c1[nH]cc(CN(CCCl)CCCl)c(=O)[nH]1",
        "std_free_energy": -6.408810615539551,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "O=c1[nH]cc(C[NH+](CCCl)CCCl)c(=O)[nH]1",
        "std_free_energy": -5.093184947967529,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 5.21,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Baltruschat ChEMBL"
      }
    ]
  }
]