About: http://webisa.webdatacommons.org/25187134

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 R5 is a monovalent aliphatic hydrocarbon group having at least 6 carbon atoms, and aliphatic hydrogen sulfates of the general formula (6):
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr