About: http://webisa.webdatacommons.org/9227305

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???(Z)n where Z is a functional group such as a carbon-carbon double bond, n is greater than 1 and R is an organic radical having a valency of n.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr