PMC:7435837 / 50983-51000 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T95661","span":{"begin":0,"end":17},"obj":"Chemical"},{"id":"T90960","span":{"begin":0,"end":7},"obj":"Chemical"},{"id":"T79164","span":{"begin":8,"end":17},"obj":"Chemical"}],"attributes":[{"id":"A21370","pred":"chebi_id","subj":"T95661","obj":"http://purl.obolibrary.org/obo/CHEBI_3311"},{"id":"A15322","pred":"chebi_id","subj":"T90960","obj":"http://purl.obolibrary.org/obo/CHEBI_22984"},{"id":"A70969","pred":"chebi_id","subj":"T90960","obj":"http://purl.obolibrary.org/obo/CHEBI_29320"},{"id":"A98706","pred":"chebi_id","subj":"T79164","obj":"http://purl.obolibrary.org/obo/CHEBI_41609"}],"text":"calcium carbonate"}