<http://caligraph.org/resource/Chloro%20ethyl%20nitroso%20urea_(19406989)>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Chloro ethyl nitroso urea" .
<http://caligraph.org/resource/Chloro%20ethyl%20nitroso%20urea_(19406989)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Chemical_substance> .
<http://caligraph.org/resource/Chloro%20ethyl%20nitroso%20urea_(19406989)>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Crosslinking_of_DNA> .
<http://caligraph.org/resource/Chloro%20ethyl%20nitroso%20urea_(19406989)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Chloro%20ethyl%20nitroso%20urea_(19406989)>	<http://www.w3.org/2000/01/rdf-schema#label>	"Chloro ethyl nitroso urea" .