{
  "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": "a0579d29-04f8-42e4-880c-69e755f4f506",
          "code": "2922-56-7",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=2922-56-7",
          "code_system": "CAS",
          "references": [
            "541d9e3b-fab9-477b-a6e3-322bfd846a26",
            "bc1bd75d-a733-4821-9f16-b22d140be64b"
          ]
        },
        {
          "uuid": "c79a1a71-6e06-446c-a383-3865b10156f2",
          "code": "115260",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/115260",
          "code_system": "PUBCHEM",
          "references": [
            "541d9e3b-fab9-477b-a6e3-322bfd846a26"
          ]
        },
        {
          "uuid": "1855c7c9-2c24-520e-40ef-c9a89b77d89a",
          "code": "DTXSID10183479",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID10183479",
          "code_system": "EPA CompTox",
          "references": [
            "9a8270c4-22c9-160f-7805-8bd73c90d577"
          ]
        },
        {
          "uuid": "55eeb55f-ad38-c6e8-1097-a63156e5fdc1",
          "code": "DB04701",
          "type": "PRIMARY",
          "url": "https://go.drugbank.com/drugs/DB04701",
          "code_system": "DRUG BANK",
          "references": [
            "801419b1-b58e-e565-a87d-be9275a46a70"
          ]
        },
        {
          "uuid": "8893bd44-163a-4d29-ad34-2307270af452",
          "code": "OOW3025SR1",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "2da76771-3b20-44ac-84a5-c30954ed75b8",
          "name": "GLYCINE, L-.GAMMA.-GLUTAMYL-S-METHYL-L-CYSTEINYL-",
          "stdName": "GLYCINE, L-.GAMMA.-GLUTAMYL-S-METHYL-L-CYSTEINYL-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "d027947e-54ec-439c-b56b-afd16ed379fd",
            "14f321b8-0e87-4a00-bbed-391a3d12f55d"
          ],
          "display_name": false
        },
        {
          "uuid": "4218b9f7-ba43-4fdb-b7a6-9fd479206637",
          "name": "S-METHYL-GSH",
          "stdName": "S-METHYL-GSH",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "d027947e-54ec-439c-b56b-afd16ed379fd",
            "14f321b8-0e87-4a00-bbed-391a3d12f55d"
          ],
          "display_name": false
        },
        {
          "uuid": "3f385769-3e1c-468c-9aab-af61ec271f28",
          "name": "S-METHYLGLUTATHIONE",
          "stdName": "S-METHYLGLUTATHIONE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "4b52feb2-ef7a-425d-877e-f87f6da9d0d0"
          ],
          "display_name": true
        }
      ],
      "references": [
        {
          "uuid": "4b52feb2-ef7a-425d-877e-f87f6da9d0d0",
          "citation": "CHEMID 2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "d027947e-54ec-439c-b56b-afd16ed379fd",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "14f321b8-0e87-4a00-bbed-391a3d12f55d",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "541d9e3b-fab9-477b-a6e3-322bfd846a26",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391768000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "08b68931-69a6-470d-bca9-482009649f56",
          "citation": "SRS import [OOW3025SR1]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=OOW3025SR1",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391768000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "5d1a2098-f958-4e7e-8a55-07c336d45a24",
          "citation": "CHEMID  2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "9a8270c4-22c9-160f-7805-8bd73c90d577",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=2922-56-7",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "801419b1-b58e-e565-a87d-be9275a46a70",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "bc1bd75d-a733-4821-9f16-b22d140be64b",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "e89b2b94-1ae3-4082-89e9-11af59b5f010",
          "id": "e89b2b94-1ae3-4082-89e9-11af59b5f010",
          "molfile": "\n  Marvin  01132112022D          \n\n 21 20  0  0  1  0            999 V2000\n    9.0316   -3.2871    0.0000 C   0  0  1  0  0  0  0  0  0  2  0  0\n    9.0316   -2.4595    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3179   -3.7009    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.5993   -3.2922    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8856   -3.7060    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8856   -4.5336    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1668   -3.2973    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4480   -3.7111    0.0000 C   0  0  1  0  0  0  0  0  0  1  0  0\n    5.4480   -4.5336    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -4.9421    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -5.7647    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -3.2978    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -2.4650    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.0157   -3.7161    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3066   -3.2978    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5879   -3.7162    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.8692   -3.3029    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5879   -4.5488    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7458   -3.6957    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.4645   -3.2821    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7458   -4.5234    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  6  0  0  0\n  1  3  1  0  0  0  0\n  1 19  1  0  0  0  0\n  4  3  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  8  7  1  1  0  0  0\n  8  9  1  0  0  0  0\n 12  8  1  0  0  0  0\n  9 10  1  0  0  0  0\n 10 11  1  0  0  0  0\n 12 13  2  0  0  0  0\n 14 12  1  0  0  0  0\n 15 14  1  0  0  0  0\n 16 15  1  0  0  0  0\n 17 16  1  0  0  0  0\n 16 18  2  0  0  0  0\n 19 20  1  0  0  0  0\n 19 21  2  0  0  0  0\nM  END",
          "smiles": "CSC[C@@H](C(=O)NCC(=O)O)NC(=O)CC[C@@H](C(=O)O)N",
          "formula": "C11H19N3O6S",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "5b2ba927-15f4-4734-adac-cb199b11c162"
          },
          "defined_stereo": 2,
          "ez_centers": 0,
          "molecular_weight": "321.3516",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 2
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "11126229-681d-4274-930a-03013edde16f",
      "version": "4",
      "structure": {
        "id": "ccd18ec3-99d2-4f0a-a5b5-759fd56006e6",
        "molfile": "\n  Marvin  01132110352D          \n\n 21 20  0  0  1  0            999 V2000\n    1.8692   -3.3029    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5879   -3.7162    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5879   -4.5488    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3066   -3.2978    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.0157   -3.7161    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -3.2978    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4480   -3.7111    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    6.1668   -3.2973    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8856   -3.7060    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.5993   -3.2922    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3179   -3.7009    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0316   -3.2871    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    9.7458   -3.6957    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.4645   -3.2821    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7458   -4.5234    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0316   -2.4595    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8856   -4.5336    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4480   -4.5336    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -4.9421    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -5.7647    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7344   -2.4650    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  2  3  2  0  0  0  0\n  2  4  1  0  0  0  0\n  4  5  1  0  0  0  0\n  5  6  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  8  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n 10 11  1  0  0  0  0\n 11 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 13 15  2  0  0  0  0\n 12 16  1  6  0  0  0\n  9 17  2  0  0  0  0\n  7 18  1  1  0  0  0\n 18 19  1  0  0  0  0\n 19 20  1  0  0  0  0\n  6 21  2  0  0  0  0\nM  END",
        "smiles": "CSC[C@@H](C(=O)NCC(=O)O)NC(=O)CC[C@@H](C(=O)O)N",
        "formula": "C11H19N3O6S",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 2,
        "ez_centers": 0,
        "molecular_weight": "321.3516",
        "optical_activity": "UNSPECIFIED",
        "references": [
          "5d1a2098-f958-4e7e-8a55-07c336d45a24",
          "08b68931-69a6-470d-bca9-482009649f56"
        ],
        "stereo_centers": 2
      },
      "unii": "OOW3025SR1"
    }
  ]
}