PMC:523229 / 274-293 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T275","span":{"begin":0,"end":1},"obj":"."},{"id":"T277","span":{"begin":2,"end":5},"obj":"DT"},{"id":"T279","span":{"begin":6,"end":15},"obj":"JJ"}],"text":". The molecular mec"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T149","span":{"begin":6,"end":15},"obj":"CHEBI_EXT:polyatomic_entity_or_group"}],"text":". The molecular mec"}