About: http://webisa.webdatacommons.org/264019878

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	Preferably, L.sup.1, L.sup.2 and L.sup.3 are a single bond, *--O--CO--, *--CO--O--, *--CH.dbd.CH--, *-divalent cyclic group-, *--O--CO-divalent cyclic group-, *--CO--O-divalent cyclic group-, *--CH.dbd.CH-divalent cyclic group-,
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com