About: http://webisa.webdatacommons.org/7435931

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 R is derived from a polyamine, X is hydrogen, or a methyl or ethyl group, preferably hydrogen or methyl, and n is an integer of at least 2 and is preferably 2, 3 or 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es