PMC:7291971 / 74008-74011 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T1473","span":{"begin":0,"end":3},"obj":"CHEBI:53233;CHEBI:53233"},{"id":"T9151","span":{"begin":0,"end":3},"obj":"CHEBI:53233;CHEBI:53233"}],"text":"yl]"}