<http://webisa.webdatacommons.org/prov/267929216>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/356211232> .
<http://webisa.webdatacommons.org/356211232>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/356211232>	<http://www.w3.org/ns/prov#value>	"Preferably R is C1-6 alkoxy, particularly methoxy or ethoxy." .
<http://webisa.webdatacommons.org/356211232>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .