[
  {
    "molid": "mol36551",
    "smiles": "CN[Si](C(C)(C)C)(C(C)(C)C)C(C)(C)C",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CN[Si](C(C)(C)C)(C(C)(C)C)C(C)(C)C",
        "std_free_energy": -0.2862243354320526,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 9.43000030517578,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]