About: http://webisa.webdatacommons.org/308815545

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 embodiments, the substituting ether may be an alkyl group having from 1 to about 20 carbon atoms, such as having from 1 to about 6 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com