<http://webisa.webdatacommons.org/246060452>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<elsevier.com> .
<http://webisa.webdatacommons.org/prov/336804799>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/246060452> .
<http://webisa.webdatacommons.org/prov/289557106>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/246060452> .
<http://webisa.webdatacommons.org/246060452>	<http://www.w3.org/ns/prov#value>	"They can rapidly draw structures freehand, including bonds, rings, chains and atoms, without switching back and forth between tools." .
<http://webisa.webdatacommons.org/246060452>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .