About: http://webisa.webdatacommons.org/334347932

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	Particularly suitable substituents X are the halogens, such as fluorine, chlorine, bromine and iodine, especially chlorine.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com