<http://webisa.webdatacommons.org/90247240>	<http://www.w3.org/ns/prov#value>	"In the repeating unit represented by the general formula (1) for the polysilane compound of this invention and the dihalosilane represented by the general formula (7) of this invention, it is also preferable that when X is an oxygen or sulfur atom, Ar1 is a substituted or unsubstituted phenylene group and Ar2 is a substituted or unsubstituted phenyl group." .
<http://webisa.webdatacommons.org/90247240>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/54109555>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/90247240> .
<http://webisa.webdatacommons.org/prov/215812659>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/90247240> .
<http://webisa.webdatacommons.org/90247240>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .