PMC:1448208 / 14523-14528 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T8221","span":{"begin":0,"end":5},"obj":"NN"}],"text":"14CO2"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T8084","span":{"begin":2,"end":5},"obj":"CHEBI:16526"}],"text":"14CO2"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T8052","span":{"begin":2,"end":5},"obj":"CHEBI:16526"}],"text":"14CO2"}