[
    {
        "id": 54,
        "name": "Na2S x 9 H2O",
        "group": "Na2S",
        "chebi_id": 76209,
        "cas": "1313-84-4",
        "kegg_id": null,
        "mass": 240.182,
        "formula": "H18Na2O9S",
        "density": null,
        "biological roles": null
    }
]