PMC:7640975 / 130-139 JSONTXT

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{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T1","span":{"begin":0,"end":2},"obj":"Chemical"},{"id":"T2","span":{"begin":3,"end":5},"obj":"Chemical"},{"id":"T3","span":{"begin":6,"end":8},"obj":"Chemical"}],"attributes":[{"id":"A1","pred":"chebi_id","subj":"T1","obj":"http://purl.obolibrary.org/obo/CHEBI_73582"},{"id":"A2","pred":"chebi_id","subj":"T2","obj":"http://purl.obolibrary.org/obo/CHEBI_73613"},{"id":"A3","pred":"chebi_id","subj":"T3","obj":"http://purl.obolibrary.org/obo/CHEBI_73613"}],"text":"LC-MS/MS\n"}