About: http://webisa.webdatacommons.org/315053127

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 the first step, 11 is treated with a base, such as potassium t-butoxide, to generate the corresponding anion.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com