About: http://webisa.webdatacommons.org/336616797

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	wherein R1 and R2 independently denote a hydrogen atom or an alkyl group having 1 to 10 carbon atoms, m is an integer of 0 to 2, n is 0 or 1, y denotes an integer of 2 or more, and X1 is a ??-valent organic residue,
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com