About: http://webisa.webdatacommons.org/317112735

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 addition, R2 and R6 preferably are moieties other than hydrogen for the substituted bis(benzoyl)terephthalic acid and R2 and R7 preferably are moieties other than hydrogen for the substituted bis(benzoyl)isophthalic acid.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es