PMC:7601109 / 21660-21666 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T353","span":{"begin":0,"end":6},"obj":"Chemical"}],"attributes":[{"id":"A353","pred":"chebi_id","subj":"T353","obj":"http://purl.obolibrary.org/obo/CHEBI_28694"},{"id":"A354","pred":"chebi_id","subj":"T353","obj":"http://purl.obolibrary.org/obo/CHEBI_30052"}],"text":"copper"}

{"project":"LitCovid-PubTator","denotations":[{"id":"408","span":{"begin":0,"end":6},"obj":"Chemical"}],"attributes":[{"id":"A408","pred":"tao:has_database_id","subj":"408","obj":"MESH:D003300"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"copper"}