PMC:7291971 / 82465-82468 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T1641","span":{"begin":0,"end":3},"obj":"CHEBI:30756;CHEBI:30756"},{"id":"T27334","span":{"begin":0,"end":3},"obj":"CHEBI:30756;CHEBI:30756"}],"text":"-9H"}