About: http://webisa.webdatacommons.org/365856790

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	R is a difunctional aryl or alkyl group such as for example, difunctional benzene or napththalene, preferably difunctional benzene or a difunctional straight or branched alkyl chain containing 4 to 16 carbon atoms;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com