<http://webisa.webdatacommons.org/prov/465350667>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/340408665> .
<http://webisa.webdatacommons.org/340408665>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/340408665>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.fr> .
<http://webisa.webdatacommons.org/prov/34829667>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/340408665> .
<http://webisa.webdatacommons.org/340408665>	<http://www.w3.org/ns/prov#value>	"For example, R2 preferably is an alkyl group with a larger number of carbon atoms than R1 or an alkenyl group." .