About: http://webisa.webdatacommons.org/50856306

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	These lower alkyl groups and aryl groups may be substituted with halogen such as chlorine and fluorine, and the aryl groups may be substituted with C1-3 alkyl or C1-3 alkoxyl such as methyl, ethyl, isopropyl and methoxyl groups.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com