[
  {
    "ExplorEnz - The Enzyme Database": [
      "1.1.1.1"
    ],
    "IUBMB Enzyme Nomenclature": [
      "1.1.1.1"
    ],
    "ExPASy - ENZYME nomenclature database": [
      "1.1.1.1"
    ],
    "UM-BBD (Biocatalysis/Biodegradation Database)": [
      "1.1.1.1"
    ],
    "BRENDA, the Enzyme Database": [
      "1.1.1.1"
    ],
    "CAS": [
      "9031-72-5"
    ]
  }
]