About: http://webisa.webdatacommons.org/245773379

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	Again, R2-R6 are as stated above, but more typically such substituents are independently selected from aliphatic, particularly alkyl, hydrogen and hydroxyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es