About: http://webisa.webdatacommons.org/374940536

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 selected from the-group of hydrogen, halogens, and alkyl groups containing from 1 to 9 carbon atoms; and n is an integer from 0 to 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com