About: http://webisa.webdatacommons.org/55932056

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, one or more heteroatoms such as an oxygen atom, a nitrogen atom or a sulfur atom may be present in the main chain of the aliphatic group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com