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          "defined_stereo": 1,
          "ez_centers": 0,
          "molecular_weight": "132.1612",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 1
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "543488b6-b12f-4e0b-a4b1-5283d2845469",
      "version": "12",
      "structure": {
        "id": "dbd8a321-08d1-4576-873c-8ee39e5ce8fa",
        "molfile": "\n  Marvin  01132111242D          \n\n 10  8  0  0  1  0            999 V2000\n    9.0539   -5.1133    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7631   -5.5212    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3124   -5.5212    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    8.3124   -6.3463    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6078   -5.1133    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8801   -5.5212    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1803   -5.0856    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4433   -5.4934    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0539   -4.2884    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.6750   -6.2953    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  2  0  0  0  0\n  3  1  1  0  0  0  0\n  3  4  1  1  0  0  0\n  5  3  1  0  0  0  0\n  6  5  1  0  0  0  0\n  7  6  1  0  0  0  0\n  8  7  1  0  0  0  0\n  9  1  1  0  0  0  0\nM  END",
        "smiles": "C(C[C@@H](C(=O)O)N)CN.Cl",
        "formula": "C5H12N2O2.ClH",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 1,
        "ez_centers": 0,
        "molecular_weight": "168.6221",
        "optical_activity": "UNSPECIFIED",
        "references": [
          "1eca5600-0556-4965-b2dc-645be586215b",
          "4ab8fa11-6c41-4fb4-8ad3-c45d6a8e9dfb"
        ],
        "stereo_centers": 1
      },
      "unii": "HBK84K66XH"
    }
  ]
}