About: http://webisa.webdatacommons.org/37229481

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	group, an aryl group or furyl group, R8 is an alkyl group having 1 to 10 carbon atoms, R11 is an alkyl group having 1 to 4 carbon atoms or a trialkylsilyl group, and r is an integer of 2 to 100. 7.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com