<http://ns.inria.fr/covid19/PMC5964350#body_text> <http://purl.org/dc/terms/subject> "Physical chemistry" . <http://ns.inria.fr/covid19/PMC5964350#body_text> <http://purl.org/dc/terms/subject> "Molecular biology" . <http://ns.inria.fr/covid19/PMC5964350#body_text> <http://purl.org/dc/terms/subject> "Indoles" . <http://ns.inria.fr/covid19/PMC5964350#body_text> <http://purl.org/dc/terms/subject> "Arab inventions" .