About: http://webisa.webdatacommons.org/41248889

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 hydrogen atom or a substituted or unsubstituted aliphatic radical of from 1 to 4 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com