{
  "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": [
    {
      "codes": [
        {
          "uuid": "a2138f31-1b86-4704-ac2f-ddaa8be10e82",
          "code": "883220-97-1",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=883220-97-1",
          "code_system": "CAS",
          "references": [
            "e764088b-91e6-4657-9251-1825f6ecf9bc",
            "4968d940-23c8-4edc-8f50-1b7bafa00937"
          ]
        },
        {
          "uuid": "6b2470d6-5e54-4b74-99d8-70eba439b98e",
          "code": "71587844",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/71587844",
          "code_system": "PUBCHEM",
          "references": [
            "e764088b-91e6-4657-9251-1825f6ecf9bc"
          ]
        },
        {
          "uuid": "70dc684c-7d8a-3fc4-38a0-3ad94f39b24a",
          "code": "DTXSID20236965",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID20236965",
          "code_system": "EPA CompTox",
          "references": [
            "99bb64d0-0a43-e76c-e1ab-5f7a6af9a84e"
          ]
        },
        {
          "uuid": "4f1abc0f-6bb1-4b56-95a9-166d964056d5",
          "code": "SUB194736",
          "type": "PRIMARY",
          "code_system": "EVMPD",
          "references": [
            "57db269c-905d-0f58-755d-bdd8b75f5d58"
          ]
        },
        {
          "uuid": "763e9d7f-55f2-40c8-a5ba-e73db4ee1bf7",
          "code": "5EK3M1M8YL",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "68e8f989-3881-dd80-fcc3-c4f7921fb661",
          "code": "100000181220",
          "type": "PRIMARY",
          "code_system": "SMS_ID",
          "references": [
            "8a32f719-5e1d-4498-195a-be28b8702aca"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "0705bea8-6f48-467e-863e-52c1f4fa9a9d",
          "name": ".BETA.-ALA-HIS-SERYL-HIST",
          "stdName": ".BETA.-ALA-HIS-SERYL-HIST",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "299ede27-a766-419a-b1a6-f322cb034bab",
            "8eddc776-ebc0-4281-ba86-8228845f46f4"
          ],
          "display_name": false
        },
        {
          "uuid": "dbf6c9fb-8f81-4a35-afad-4b1fc061f607",
          "name": ".BETA.-ALANYL-L-HISTIDYL-L-SERYL-L-HISTIDINE",
          "stdName": ".BETA.-ALANYL-L-HISTIDYL-L-SERYL-L-HISTIDINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "299ede27-a766-419a-b1a6-f322cb034bab",
            "8eddc776-ebc0-4281-ba86-8228845f46f4"
          ],
          "display_name": false
        },
        {
          "uuid": "ae8e6768-6a77-42e6-b3c9-0dac81cf3de1",
          "name": "BETA-ALANYL-L-HISTIDYL-L-SERYL-L-HISTIDINE",
          "stdName": "BETA-ALANYL-L-HISTIDYL-L-SERYL-L-HISTIDINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "299ede27-a766-419a-b1a6-f322cb034bab",
            "8eddc776-ebc0-4281-ba86-8228845f46f4"
          ],
          "display_name": false
        },
        {
          "uuid": "b095e013-a6b1-4bac-a145-c6c16d674165",
          "name": "L-HISTIDINE, .BETA.-ALANYL-L-HISTIDYL-L-SERYL-",
          "stdName": "L-HISTIDINE, .BETA.-ALANYL-L-HISTIDYL-L-SERYL-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c0b125ec-8a75-4a32-b4c8-1454a70d3b32",
            "299ede27-a766-419a-b1a6-f322cb034bab"
          ],
          "display_name": false
        },
        {
          "uuid": "9702c004-5407-4b79-bef8-d1c8c9e811e4",
          "name": "TETRAPEPTIDE-5",
          "stdName": "TETRAPEPTIDE-5",
          "type": "of",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "243d4b36-d925-42d3-b394-76572c122684",
            "817bf3f6-1e18-4acb-9831-09fe8b400030",
            "299ede27-a766-419a-b1a6-f322cb034bab",
            "5af58d1a-5d95-4a55-83a7-b8bfeca145ce"
          ],
          "display_name": true,
          "domains": [
            "cosmetic"
          ],
          "name_orgs": [
            {
              "uuid": "c2526113-7cd5-4f92-9b68-f39db46b90da",
              "name_org": "INCI"
            }
          ]
        }
      ],
      "references": [
        {
          "uuid": "c0b125ec-8a75-4a32-b4c8-1454a70d3b32",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "299ede27-a766-419a-b1a6-f322cb034bab",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "817bf3f6-1e18-4acb-9831-09fe8b400030",
          "citation": "PCPC-DB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "8eddc776-ebc0-4281-ba86-8228845f46f4",
          "citation": "FDA_SRS",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "5af58d1a-5d95-4a55-83a7-b8bfeca145ce",
          "citation": "PCPC",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "e764088b-91e6-4657-9251-1825f6ecf9bc",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391316000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3c818967-5f96-485a-92d7-a432ee0bb35a",
          "citation": "SRS import [5EK3M1M8YL]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=5EK3M1M8YL",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391316000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "243d4b36-d925-42d3-b394-76572c122684",
          "citation": "TETRAPEPTIDE-5 [INCI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "99bb64d0-0a43-e76c-e1ab-5f7a6af9a84e",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=883220-97-1",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "57db269c-905d-0f58-755d-bdd8b75f5d58",
          "citation": "EVMPD",
          "doc_type": "EVMPD",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "4968d940-23c8-4edc-8f50-1b7bafa00937",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "8a32f719-5e1d-4498-195a-be28b8702aca",
          "citation": "SMS",
          "doc_type": "EMA LIST",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "667e468b-f875-476c-86d7-0d712ef589fd",
          "id": "667e468b-f875-476c-86d7-0d712ef589fd",
          "molfile": "\n  Marvin  01132105202D          \n\n 32 33  0  0  1  0            999 V2000\n    8.6184   -4.2240    0.0000 C   0  0  2  0  0  0  0  0  0  2  0  0\n    8.6013   -3.3998    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3099   -2.9716    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0840   -3.2869    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.6225   -2.6452    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   10.1944   -1.9367    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3717   -2.1448    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9099   -4.6475    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1888   -4.2514    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1717   -3.4272    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.4804   -4.6749    0.0000 C   0  0  2  0  0  0  0  0  0  2  0  0\n    6.4976   -5.4990    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2187   -5.8999    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7594   -4.2740    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    5.0508   -4.7022    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.0681   -5.5264    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.3298   -4.3015    0.0000 C   0  0  2  0  0  0  0  0  0  2  0  0\n    4.3127   -3.4773    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.0211   -3.0538    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.1156   -2.2260    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.9057   -2.0188    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3339   -2.7273    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7954   -3.3689    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    3.6493   -4.7287    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9283   -4.3326    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9109   -3.5085    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.2243   -4.7560    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.4987   -4.3600    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.7947   -4.7833    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3395   -4.6201    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3521   -5.4443    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0434   -4.1966    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  1  8  1  1  0  0  0\n 30  1  1  0  0  0  0\n  2  3  1  0  0  0  0\n  3  4  2  0  0  0  0\n  3  7  1  0  0  0  0\n  4  5  1  0  0  0  0\n  5  6  1  0  0  0  0\n  6  7  2  0  0  0  0\n  8  9  1  0  0  0  0\n  9 10  2  0  0  0  0\n 11  9  1  0  0  0  0\n 11 12  1  0  0  0  0\n 11 14  1  6  0  0  0\n 12 13  1  0  0  0  0\n 14 15  1  0  0  0  0\n 15 16  2  0  0  0  0\n 15 17  1  0  0  0  0\n 17 18  1  0  0  0  0\n 17 24  1  1  0  0  0\n 18 19  1  0  0  0  0\n 19 20  2  0  0  0  0\n 19 23  1  0  0  0  0\n 20 21  1  0  0  0  0\n 21 22  1  0  0  0  0\n 22 23  2  0  0  0  0\n 24 25  1  0  0  0  0\n 25 26  2  0  0  0  0\n 25 27  1  0  0  0  0\n 28 27  1  0  0  0  0\n 29 28  1  0  0  0  0\n 30 31  1  0  0  0  0\n 30 32  2  0  0  0  0\nM  END",
          "smiles": "C(CN)C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)N[C@@H](CO)C(=O)N[C@@H](Cc2c[nH]cn2)C(=O)O",
          "formula": "C18H26N8O6",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "4f162194-7d31-4ea7-896c-75516a157411"
          },
          "defined_stereo": 3,
          "ez_centers": 0,
          "molecular_weight": "450.4498",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 3
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "a95afedf-99e4-4822-981f-e5ec0895a542",
      "version": "6",
      "structure": {
        "id": "17b7102f-4ad5-4b19-9364-feee8f63eb74",
        "molfile": "\n  Marvin  01132101252D          \n\n 32 33  0  0  1  0            999 V2000\n    2.9109   -3.5085    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9283   -4.3326    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.6493   -4.7287    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    4.3298   -4.3015    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    5.0508   -4.7022    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.0681   -5.5264    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7594   -4.2740    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.4804   -4.6749    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    7.1888   -4.2514    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1717   -3.4272    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9099   -4.6475    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6184   -4.2240    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    9.3395   -4.6201    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3521   -5.4443    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0434   -4.1966    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6013   -3.3998    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3099   -2.9716    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0840   -3.2869    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.6225   -2.6452    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   10.1944   -1.9367    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3717   -2.1448    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.4976   -5.4990    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2187   -5.8999    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.3127   -3.4773    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.0211   -3.0538    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.1156   -2.2260    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.9057   -2.0188    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3339   -2.7273    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.7954   -3.3689    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    2.2243   -4.7560    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.4987   -4.3600    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.7947   -4.7833    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  2  0  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  5  6  2  0  0  0  0\n  7  5  1  0  0  0  0\n  7  8  1  0  0  0  0\n  9  8  1  0  0  0  0\n  9 10  2  0  0  0  0\n 11  9  1  0  0  0  0\n 11 12  1  0  0  0  0\n 13 12  1  0  0  0  0\n 13 14  2  0  0  0  0\n 13 15  1  0  0  0  0\n 12 16  1  1  0  0  0\n 16 17  1  0  0  0  0\n 17 18  2  0  0  0  0\n 18 19  1  0  0  0  0\n 19 20  1  0  0  0  0\n 20 21  2  0  0  0  0\n 17 21  1  0  0  0  0\n  8 22  1  6  0  0  0\n 22 23  1  0  0  0  0\n  4 24  1  1  0  0  0\n 24 25  1  0  0  0  0\n 25 26  2  0  0  0  0\n 26 27  1  0  0  0  0\n 27 28  1  0  0  0  0\n 28 29  2  0  0  0  0\n 25 29  1  0  0  0  0\n  2 30  1  0  0  0  0\n 31 30  1  0  0  0  0\n 32 31  1  0  0  0  0\nM  END",
        "smiles": "C(CN)C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)N[C@@H](CO)C(=O)N[C@@H](Cc2c[nH]cn2)C(=O)O",
        "formula": "C18H26N8O6",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 3,
        "ez_centers": 0,
        "molecular_weight": "450.4498",
        "optical_activity": "UNSPECIFIED",
        "references": [
          "817bf3f6-1e18-4acb-9831-09fe8b400030",
          "3c818967-5f96-485a-92d7-a432ee0bb35a"
        ],
        "stereo_centers": 3
      },
      "unii": "5EK3M1M8YL"
    }
  ]
}