PMC:7291971 / 1871-1884 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T31","span":{"begin":0,"end":13},"obj":"CHEBI:23447;CHEBI:23447"},{"id":"T92568","span":{"begin":0,"end":13},"obj":"CHEBI:23447;CHEBI:23447"}],"text":"dinucleosides"}