PMC:400732 / 8264-8269 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2223","span":{"begin":2,"end":3},"obj":"SYM"},{"id":"T2224","span":{"begin":3,"end":4},"obj":"HYPH"},{"id":"T2225","span":{"begin":4,"end":5},"obj":"SYM"}],"text":"2R-/-"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2185","span":{"begin":2,"end":3},"obj":"SO_EXT:sequence_nullness_or_absence"},{"id":"T2186","span":{"begin":4,"end":5},"obj":"SO_EXT:sequence_nullness_or_absence"}],"text":"2R-/-"}