[
    {
        "id": 848,
        "name": "Histidine",
        "group": "Histidine",
        "chebi_id": 27570,
        "cas": "4998-57-6",
        "kegg_id": "C00768",
        "mass": 155.15,
        "formula": "C6H9N3O2",
        "density": null,
        "biological roles": null
    }
]