[
  {
    "molid": "mol19033",
    "smiles": "Cc1cccc(C)c1CNc1nc(N2CCCC2=O)cc2c(C)c(C)[nH]c12",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1cccc(C)c1CNc1nc(N2CCCC2=O)cc2c(C)c(C)[nH]c12",
        "std_free_energy": -6.697079658508301,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "Cc1cccc(C)c1C[NH2+]c1nc(N2CCCC2=O)cc2c(C)c(C)[nH]c12",
        "std_free_energy": -3.1232197284698486,
        "relative_population": 0.6973585425679659
      },
      {
        "id": "1_2",
        "charge": 1,
        "smiles": "Cc1cccc(C)c1CNc1[nH+]c(N2CCCC2=O)cc2c(C)c(C)[nH]c12",
        "std_free_energy": -2.288468837738037,
        "relative_population": 0.302641457432034
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 6.32,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Baltruschat ChEMBL"
      }
    ]
  }
]