About: http://webisa.webdatacommons.org/13320920

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	Example of X.sup.1 and X.sup.2 includes preferably a case where X.sup.1 is --(CH.sub.2).sub.3--NHC(.dbd.NH)NH.sub.2 and X.sup.2 is a hydrogen atom.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com