PMC:6988269 / 20497-20509 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T66","span":{"begin":0,"end":12},"obj":"Chemical"},{"id":"T67","span":{"begin":8,"end":12},"obj":"Chemical"}],"attributes":[{"id":"A66","pred":"chebi_id","subj":"T66","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A67","pred":"chebi_id","subj":"T67","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"}],"text":"nucleic acid"}