About: http://webisa.webdatacommons.org/281575134

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	The aryl group represented by R is preferably a phenyl group, and may have a substituent such as an alkyl, alkoxy or acylamino group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com