About: http://webisa.webdatacommons.org/20451776

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	Said R group can have one or more carbon atoms, e.g. up to 20 or more, and preferably 1 to 20 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es