{
  "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": "2026-09-09",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "codes": [
        {
          "uuid": "8636e9d8-6f8e-4ea3-a471-1d364d3b424f",
          "code": "58872-39-2",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=58872-39-2",
          "code_system": "CAS",
          "references": [
            "c3f09e32-6b3c-4966-b82d-7a2c01ed134e",
            "42f63fa3-268c-4732-9e03-dd5b2aef0073"
          ]
        },
        {
          "uuid": "056f456e-2eaf-401f-bb8d-b7430fe61d64",
          "code": "9818200",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/9818200",
          "code_system": "PUBCHEM",
          "references": [
            "c3f09e32-6b3c-4966-b82d-7a2c01ed134e"
          ]
        },
        {
          "uuid": "88c0b447-7bf8-4dd8-8caf-38a56fd1f480",
          "code": "2U1R84870F",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "472df5ad-f335-9fb6-5172-1c044060a276",
          "code": "73696",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:73696",
          "code_system": "CHEBI",
          "references": [
            "f47f3c76-97d8-4c92-33f4-5e90b1349338"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "0e020da6-bb47-495a-8dfe-6ea394e4e067",
          "name": "L-PROLINE, 1-(1-L-VALYL-L-PROLYL)-",
          "stdName": "L-PROLINE, 1-(1-L-VALYL-L-PROLYL)-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f1cb5a9f-94fb-46f5-af47-b5c42fea9a71",
            "0317dbdc-bba7-4a1b-bce8-ed6253efa77a"
          ],
          "display_name": false
        },
        {
          "uuid": "d6e6165d-d193-4b6b-a770-4061f488220a",
          "name": "L-PROLINE, L-VALYL-L-PROLYL-",
          "stdName": "L-PROLINE, L-VALYL-L-PROLYL-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f1cb5a9f-94fb-46f5-af47-b5c42fea9a71",
            "0317dbdc-bba7-4a1b-bce8-ed6253efa77a"
          ],
          "display_name": false
        },
        {
          "uuid": "c3e78f51-12d4-4eb3-b2bc-43e347b35c22",
          "name": "L-VALYL-L-PROLYL-L-PROLINE",
          "stdName": "L-VALYL-L-PROLYL-L-PROLINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f1cb5a9f-94fb-46f5-af47-b5c42fea9a71",
            "0317dbdc-bba7-4a1b-bce8-ed6253efa77a"
          ],
          "display_name": false
        },
        {
          "uuid": "84205176-4b7d-4f50-a4f5-ff6495886400",
          "name": "VAL-PRO-PRO",
          "stdName": "VAL-PRO-PRO",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "114964db-bc97-496d-a7f0-213b07fbb734",
            "0317dbdc-bba7-4a1b-bce8-ed6253efa77a"
          ],
          "display_name": true
        }
      ],
      "references": [
        {
          "uuid": "f1cb5a9f-94fb-46f5-af47-b5c42fea9a71",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "0317dbdc-bba7-4a1b-bce8-ed6253efa77a",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "114964db-bc97-496d-a7f0-213b07fbb734",
          "citation": "FDA_SRS",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "c3f09e32-6b3c-4966-b82d-7a2c01ed134e",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392049000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "9e631883-6d9c-4690-b895-0773e6dc36d1",
          "citation": "SRS import [2U1R84870F]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=2U1R84870F",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392049000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "42f63fa3-268c-4732-9e03-dd5b2aef0073",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "f47f3c76-97d8-4c92-33f4-5e90b1349338",
          "doc_type": "SYSTEM",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "c5ab30e3-4a1a-4d15-951c-5356769de92a",
          "id": "c5ab30e3-4a1a-4d15-951c-5356769de92a",
          "molfile": "\n  Marvin  01132110132D          \n\n 22 23  0  0  1  0            999 V2000\n    3.8498   -6.3416    0.0000 C   0  0  1  0  0  0  0  0  0  2  0  0\n    3.8498   -7.1662    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    3.1352   -5.9293    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.1352   -5.1048    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.4206   -6.3416    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5644   -5.9293    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5644   -5.1048    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.2790   -6.3416    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3615   -7.1662    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1586   -7.3311    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.5709   -6.6165    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0211   -6.0118    0.0000 C   0  0  1  0  0  0  0  0  0  2  0  0\n    6.1861   -5.2147    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5814   -4.6650    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9832   -4.9674    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6428   -5.4346    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3299   -4.9674    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.0551   -4.1703    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2305   -4.1703    0.0000 C   0  0  1  0  0  0  0  0  0  2  0  0\n    6.7632   -3.5107    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.9387   -3.5931    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0931   -2.7410    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  1  0  0  0\n  1  3  1  0  0  0  0\n  6  1  1  0  0  0  0\n  3  4  1  0  0  0  0\n  3  5  1  0  0  0  0\n  6  7  2  0  0  0  0\n  8  6  1  0  0  0  0\n  8  9  1  0  0  0  0\n 12  8  1  0  0  0  0\n 10  9  1  0  0  0  0\n 11 10  1  0  0  0  0\n 12 11  1  0  0  0  0\n 12 13  1  6  0  0  0\n 13 14  2  0  0  0  0\n 15 13  1  0  0  0  0\n 15 16  1  0  0  0  0\n 19 15  1  0  0  0  0\n 17 16  1  0  0  0  0\n 18 17  1  0  0  0  0\n 19 18  1  0  0  0  0\n 19 20  1  6  0  0  0\n 20 21  1  0  0  0  0\n 20 22  2  0  0  0  0\nM  END",
          "smiles": "CC(C)[C@@H](C(=O)N1CCC[C@H]1C(=O)N2CCC[C@H]2C(=O)O)N",
          "formula": "C15H25N3O4",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "89e7b5de-437b-42e9-9053-eba25fb7c6d6"
          },
          "defined_stereo": 3,
          "ez_centers": 0,
          "molecular_weight": "311.3773",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 3
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "f6dd5a8e-a66a-4777-bf6a-b93cee9e2318",
      "version": "4",
      "structure": {
        "id": "42d00105-5259-4f86-aeb9-f092ff320094",
        "molfile": "\n  Marvin  01132103312D          \n\n 22 23  0  0  1  0            999 V2000\n    6.7632   -3.5107    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2305   -4.1703    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    6.9832   -4.9674    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6428   -5.4346    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3299   -4.9674    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.0551   -4.1703    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1861   -5.2147    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0211   -6.0118    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    5.2790   -6.3416    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3615   -7.1662    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1586   -7.3311    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.5709   -6.6165    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5644   -5.9293    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.8498   -6.3416    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    3.8498   -7.1662    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    3.1352   -5.9293    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.1352   -5.1048    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.4206   -6.3416    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.5644   -5.1048    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5814   -4.6650    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.9387   -3.5931    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0931   -2.7410    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  6  0  0  0\n  3  2  1  0  0  0  0\n  3  4  1  0  0  0  0\n  5  4  1  0  0  0  0\n  2  6  1  0  0  0  0\n  6  5  1  0  0  0  0\n  3  7  1  0  0  0  0\n  8  7  1  6  0  0  0\n  9  8  1  0  0  0  0\n  9 10  1  0  0  0  0\n 11 10  1  0  0  0  0\n  8 12  1  0  0  0  0\n 12 11  1  0  0  0  0\n  9 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  1  0  0  0\n 14 16  1  0  0  0  0\n 16 17  1  0  0  0  0\n 16 18  1  0  0  0  0\n 13 19  2  0  0  0  0\n  7 20  2  0  0  0  0\n  1 21  2  0  0  0  0\n  1 22  1  0  0  0  0\nM  END",
        "smiles": "CC(C)[C@@H](C(=O)N1CCC[C@H]1C(=O)N2CCC[C@H]2C(=O)O)N",
        "formula": "C15H25N3O4",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 3,
        "ez_centers": 0,
        "molecular_weight": "311.3773",
        "optical_activity": "UNSPECIFIED",
        "references": [
          "9e631883-6d9c-4690-b895-0773e6dc36d1",
          "f1cb5a9f-94fb-46f5-af47-b5c42fea9a71"
        ],
        "stereo_centers": 3
      },
      "unii": "2U1R84870F"
    }
  ]
}