About: http://webisa.webdatacommons.org/102153452

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	In formula (2), X and Y are a hydrogen atom or an electron-attracting group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com