{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7109652#title"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "Sugar substitutes",
          "Macrocycles",
          "Polysaccharides",
          "11β-Hydroxysteroid dehydrogenase inhibitors",
          "Solutions",
          "Monomers",
          "Extraction (chemistry)",
          "Analytical chemistry",
          "Enoic acids",
          "Chelating agents",
          "E-number additives",
          "Starch",
          "Triterpene glycosides",
          "Chemical properties",
          "Saponins"] } } }
