About: http://webisa.webdatacommons.org/293065058

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	Preferred reactive groups (e.g. leaving groups) include halogen (particularly Cl, Br and I), alkoxy, aryloxy, or a group such as hydroxy that can be modified to a suitable leaving group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com