PMC:7291971 / 41193-41196 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T848","span":{"begin":0,"end":3},"obj":"CHEBI:30756;CHEBI:30756"},{"id":"T47786","span":{"begin":0,"end":3},"obj":"CHEBI:30756;CHEBI:30756"}],"text":"-9H"}