{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2025-09-19",
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          "smiles": "[Ca+2]",
          "formula": "Ca",
          "atropisomerism": "No",
          "charge": 2,
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          "stereochemistry": "ACHIRAL",
          "count_amount": {
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            "units": "MOL RATIO",
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          "smiles": "CC(C)(C[O-])[C@@H](C(=O)NCCC(=O)O)O",
          "formula": "C9H16NO5",
          "atropisomerism": "No",
          "charge": -1,
          "count": 2,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 2,
            "units": "MOL RATIO",
            "uuid": "e0e63de4-d63b-491f-9dff-409fdee3b906"
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          "defined_stereo": 1,
          "ez_centers": 0,
          "molecular_weight": "218.2274",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 1
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "09cb4f36-8e10-44a6-871b-f3660dc5dda8",
      "version": "11",
      "structure": {
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        "molfile": "\n  Marvin  01132106462D          \n\n 31 28  0  0  1  0            999 V2000\n   15.9253   -6.4216    0.0000 Ca  0  2  0  0  0  0  0  0  0  0  0  0\n    8.6303   -7.2692    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    7.9163   -6.0291    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   11.4866   -7.2609    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   14.3469   -6.4258    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.6329   -6.0165    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.3281   -7.1440    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.5013   -7.1440    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9188   -6.4299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2006   -5.1939    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2047   -6.0208    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n   11.4907   -6.4341    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7766   -6.0250    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0625   -6.4383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3485   -6.0291    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6345   -6.4424    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6303   -7.2692    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    7.9163   -6.0291    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   11.4866   -7.2609    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   14.3469   -6.4258    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.6329   -6.0165    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.3281   -7.1440    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.5013   -7.1440    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9188   -6.4299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2006   -5.1939    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2047   -6.0208    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n   11.4907   -6.4341    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7766   -6.0250    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0625   -6.4383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3485   -6.0291    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6345   -6.4424    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  6  5  1  0  0  0  0\n  9  8  1  0  0  0  0\n  9  7  1  0  0  0  0\n  9  6  1  0  0  0  0\n 11 10  1  1  0  0  0\n 11  9  1  0  0  0  0\n 12 11  1  0  0  0  0\n 12  4  2  0  0  0  0\n 13 12  1  0  0  0  0\n 14 13  1  0  0  0  0\n 15 14  1  0  0  0  0\n 16 15  1  0  0  0  0\n 16  3  2  0  0  0  0\n 16  2  1  0  0  0  0\n 31 17  1  0  0  0  0\n 31 18  2  0  0  0  0\n 27 19  2  0  0  0  0\n 21 20  1  0  0  0  0\n 24 21  1  0  0  0  0\n 24 22  1  0  0  0  0\n 24 23  1  0  0  0  0\n 26 24  1  0  0  0  0\n 26 25  1  1  0  0  0\n 27 26  1  0  0  0  0\n 28 27  1  0  0  0  0\n 29 28  1  0  0  0  0\n 30 29  1  0  0  0  0\n 31 30  1  0  0  0  0\nM  CHG  3   1   2   2  -1  17  -1\nM  STY  1   1 MUL\nM  SCN  1   1 HT \nM  SAL   1 15   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16\nM  SAL   1 15  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31\nM  SPA   1 15   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16\nM  SDI   1  4    7.4963   -7.6892    7.4963   -4.7739\nM  SDI   1  4   14.7669   -4.7739   14.7669   -7.6892\nM  SMT   1 2\nM  END",
        "smiles": "CC(C)(CO)[C@@H](C(=O)NCCC(=O)[O-])O.CC(C)(CO)[C@@H](C(=O)NCCC(=O)[O-])O.[Ca+2]",
        "formula": "2C9H16NO5.Ca",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 2,
        "ez_centers": 0,
        "molecular_weight": "476.5328",
        "optical_activity": "( - )",
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      "unii": "6IY177DF2V"
    }
  ]
}