About: http://webisa.webdatacommons.org/12468982

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	Typically, the group R is an alkyl group containing from 2 up to 10 carbon atoms, for example an ethyl or butyl group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com