PMC:1087847 / 37316-37321 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T10708","span":{"begin":3,"end":5},"obj":","}],"text":"Cl2, "}

{"project":"biosemtest","denotations":[{"id":"T10431","span":{"begin":0,"end":5},"obj":"UMLS/C0024472"}],"text":"Cl2, "}