About: http://webisa.webdatacommons.org/35806864

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	Further, in the formula (II), R8 is a hydrogen atom or a methyl group, and X is a bivalent linking group containing at least two hydroxy groups.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com