About: http://webisa.webdatacommons.org/336948358

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	Hal in the formula IX is halogen, in particular F, Cl or Br, especially Cl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com