PMC:1140370 / 485-489 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T239","span":{"begin":0,"end":2},"obj":"NN"}],"text":"nt s"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T106","span":{"begin":0,"end":2},"obj":"CHEBI_SO_EXT:nucleotide"}],"text":"nt s"}