About: http://webisa.webdatacommons.org/50199761

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	X.sup.2 is a hydroxyl group or X.sup.1 is a hydroxyl group and X.sup.2 is
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com