About: http://webisa.webdatacommons.org/51794134

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	A hole transporting layer according to the invention may be used, such as a compound according to Formula (II a) above, wherein (Ar) is biphenyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com