<http://webisa.webdatacommons.org/423752074>	<http://www.w3.org/ns/prov#value>	"wherein u is 3 and R8 is a hydrogen atom, phenylethyl, benzyl or 4-isobutyl-??-methylphenylethyl;" .
<http://webisa.webdatacommons.org/prov/334150826>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/423752074> .
<http://webisa.webdatacommons.org/423752074>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/423752074>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .