PMC:1140370 / 6580-6584 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2094","span":{"begin":2,"end":3},"obj":"CD"},{"id":"T2096","span":{"begin":3,"end":4},"obj":"SYM"}],"relations":[{"id":"R1227","pred":"punct","subj":"T2096","obj":"T2094"}],"text":"d 3′"}