About: http://webisa.webdatacommons.org/11128530

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	Preferably, R2 is a divalent radical having up to 12 carbon atoms, particularly preferably a divalent radical having up to 8 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com