About: http://webisa.webdatacommons.org/214957366

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	The hydrocarbyl group as the group R1 is preferably a lower alkyl group such as methyl, ethyl, propyl, butyl and 2-ethylhexyl groups and the acyl group is exemplified by acetyl and benzoyl groups.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com