PMC:1183529 / 5823-5844 JSONTXT

{"project":"craft-ca-core-dev","denotations":[{"id":"T2470","span":{"begin":0,"end":21},"obj":"CHEBI:23995"}],"text":"N-ethyl-N-nitrosourea"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2544","span":{"begin":0,"end":21},"obj":"CHEBI:23995"}],"text":"N-ethyl-N-nitrosourea"}

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