About: http://webisa.webdatacommons.org/81897337

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 a preferred embodiment, R1 is an unbranched or branched chain alkane, alkene or alkyne of 1 carbon to about 30 carbon atoms, such as, for example between about 14 and about 22 carbons.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com