<http://webisa.webdatacommons.org/prov/55134968>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/14769699> .
<http://webisa.webdatacommons.org/prov/55021638>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/14769699> .
<http://webisa.webdatacommons.org/14769699>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/14769699>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/14769699>	<http://www.w3.org/ns/prov#value>	"In a further preferred embodiment of the present invention according to Formula 9, at least one of R3 and R5 is an electron withdrawing group or an electron donating group and R???4 is an electron withdrawing group or an electron donating group." .