About: http://webisa.webdatacommons.org/277257726

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	In an embodiment, R1 may be a polyalkylene oxide such as a polyethylene glycol, and A may be lactide, glycolide, ??-caprolactone, trimethylene carbonate, p-dioxanone, anhydrides, phosphoesters, or combinations thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es