About: http://webisa.webdatacommons.org/291244014

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 another embodiment, R2, R4 and R6 are hydrogen, further wherein R5 is other than hydrogen.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr