[
  {
    "molid": "mol34648",
    "smiles": "C1COCCOCCCN2CCOCCOCCN(C1)CCOCCOCC2",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "C1COCCOCCCN2CCOCCOCCN(C1)CCOCCOCC2",
        "std_free_energy": -2.7344751358032227,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "C1COCCOCCC[NH+]2CCOCCOCCN(C1)CCOCCOCC2",
        "std_free_energy": -7.286489486694336,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.40000009536743,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]