{
  "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",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "polymer": {
        "uuid": "04d08c67-0683-46b6-9f0f-d2dc69c28572",
        "classification": {
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          "polymer_class": "HOMOPOLYMER",
          "polymer_geometry": "BRANCHED"
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            "amount": {
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              "type": "MOLE RATIO",
              "average": 20
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
              "uuid": "26836d94-3a62-4fe8-8f5e-82a6a7083522",
              "refuuid": "5753e233-3266-499e-9c8f-1024eb5452dd",
              "name": "ETHYLENE OXIDE",
              "linking_id": "JJH7GNN18P",
              "ref_pname": "ETHYLENE OXIDE",
              "substance_class": "reference",
              "unii": "JJH7GNN18P"
            }
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        "references": [
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          "264bab79-ee61-45fb-9f8a-6208b923dbf3"
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44\nM  SDI   2  4    6.2166  -12.6295    6.2166  -11.3716\nM  SDI   2  4    8.4839  -11.3716    8.4839  -12.6295\nM  SCN  1   3 HT \nM  SAL   3  3  21  22  23\nM  SDI   3  4    6.4874  -13.9879    6.4874  -12.7348\nM  SDI   3  4    8.7640  -12.7348    8.7640  -13.9879\nM  SCN  1   4 HT \nM  SAL   4  3  37  38  39\nM  SDI   4  4    6.8820  -10.8943    6.8820   -9.6366\nM  SDI   4  4    9.1541   -9.6366    9.1541  -10.8943\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "defined_stereo": 4,
          "ez_centers": 0,
          "molecular_weight": 576.7608,
          "optical_activity": "UNSPECIFIED",
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18  1  0  0  0  0\n 18 19  1  0  0  0  0\n  3 20  2  0  0  0  0\n 21 22  1  0  0  0  0\n 22 23  1  0  0  0  0\n 23 24  1  0  0  0  0\n 25 21  1  0  0  0  0\n 25 26  1  6  0  0  0\n 27 25  1  0  0  0  0\n 28 27  1  0  0  0  0\n 29 28  1  0  0  0  0\n 25 30  1  0  0  0  0\n 30 29  1  0  0  0  0\n 28 31  1  0  0  0  0\n 31 32  1  6  0  0  0\n 32 33  1  0  0  0  0\n 33 34  1  0  0  0  0\n 34 35  1  0  0  0  0\n 35 36  1  0  0  0  0\n 31 37  1  0  0  0  0\n 37 38  1  0  0  0  0\n 38 39  1  0  0  0  0\n 39 40  1  0  0  0  0\n 28 41  1  6  0  0  0\n 42 27  1  0  0  0  0\n 43 42  1  0  0  0  0\n 44 43  1  0  0  0  0\n 45 44  1  0  0  0  0\n 27 46  1  1  0  0  0\n 36 47  1  0  0  0  0\n 40 48  1  0  0  0  0\n 45 49  1  0  0  0  0\n 24 50  1  0  0  0  0\nM  STY  4   1 SRU   2 SRU   3 SRU   4 SRU\nM  SCN  1   1 HT \nM  SAL   1  3  33  34  35\nM  SDI   1  4   11.0955  -10.8943   11.0955   -9.6366\nM  SDI   1  4   13.3675   -9.6366   13.3675  -10.8943\nM  SCN  1   2 HT \nM  SAL   2  3  42  43  44\nM  SDI   2  4    6.2166  -12.6295    6.2166  -11.3716\nM  SDI   2  4    8.4839  -11.3716    8.4839  -12.6295\nM  SCN  1   3 HT \nM  SAL   3  3  21  22  23\nM  SDI   3  4    6.4874  -13.9879    6.4874  -12.7348\nM  SDI   3  4    8.7640  -12.7348    8.7640  -13.9879\nM  SCN  1   4 HT \nM  SAL   4  3  37  38  39\nM  SDI   4  4    6.8820  -10.8943    6.8820   -9.6366\nM  SDI   4  4    9.1541   -9.6366    9.1541  -10.8943\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "references": [],
          "defined_stereo": 4,
          "ez_centers": 0,
          "molecular_weight": 576.7608,
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 4
        }
      },
      "codes": [
        {
          "uuid": "9d69f0f5-5986-43fd-a40a-8afd882baa17",
          "code": "INS-434",
          "comments": "Codex Alimentarius|Functional Classification|Emulsifier",
          "type": "PRIMARY",
          "url": "http://www.fao.org/gsfaonline/additives/details.html?id=141",
          "code_system": "CODEX ALIMENTARIUS (GSFA)",
          "references": [
            "2fed8d48-e533-4d46-bb6d-6f8f3870b18d"
          ]
        },
        {
          "uuid": "0d4acfc4-ae3d-41f9-ae29-f8fa4dfa6fe6",
          "code": "INS-434",
          "comments": "JECFA|Functional Classification|Emulsifier",
          "type": "PRIMARY",
          "url": "http://apps.who.int/food-additives-contaminants-jecfa-database/chemical.aspx?chemINS=434",
          "code_system": "JECFA EVALUATION",
          "references": [
            "2fed8d48-e533-4d46-bb6d-6f8f3870b18d"
          ]
        },
        {
          "uuid": "7c8ad988-20ea-4829-b086-4cf8153d9936",
          "code": "21 CFR 178.3400",
          "type": "PRIMARY",
          "url": "http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/cfrsearch.cfm?fr=178.3400",
          "code_system": "CFR",
          "references": [
            "2fed8d48-e533-4d46-bb6d-6f8f3870b18d"
          ]
        },
        {
          "uuid": "b979a929-e9bb-45fd-a5aa-f7d7d134caf9",
          "code": "C81923",
          "type": "PRIMARY",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C81923",
          "code_system": "NCI_THESAURUS",
          "references": [
            "2fed8d48-e533-4d46-bb6d-6f8f3870b18d"
          ]
        },
        {
          "uuid": "513c0b2e-8c67-4286-8b9c-6a3a76b2fc5a",
          "code": "1367265",
          "comments": "RxNorm",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1367265/allProperties.xml?prop=all",
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