About: http://webisa.webdatacommons.org/405328969

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	This invention also particularly provides compounds as described in the immediately preceding paragraph wherein X1 is chloro and said compound is an S enantiomer, essentially free of its corresponding R enantiomer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com