[
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    "molid": "mol35234",
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    "microspecies": [
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        "smiles": "[NH3+]CC(=O)N[C@H](C(=O)O)[C@H](CC(=O)[O-])C(=O)O",
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        "id": "0_3",
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        "smiles": "[NH3+]CC(=O)N[C@H](C(=O)O)[C@H](CC(=O)O)C(=O)[O-]",
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        "id": "1_4",
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        "std_free_energy": 6.054838180541992,
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    ],
    "macro_pka_values": [
      {
        "pka_value": 2.70000004768372,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]