BB-rel@ldeleger:BB-rel-18694716 / 710-776 JSONTXT

{"project":"bionlp-ost-19-BB-rel-dev","denotations":[{"id":"T4","span":{"begin":0,"end":66},"obj":"Habitat"},{"id":"T5","span":{"begin":41,"end":57},"obj":"Habitat"}],"text":"mixtures of pure compounds and uniformly 13C-labeled cell extracts"}