About: http://webisa.webdatacommons.org/426844576

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 a radical of a five-membered heterocyclic ring containing one or two ring members other than carbon, in particular --NH--, in particular a radical of imidazole, maleimide or pyrrolidone.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com