About: http://webisa.webdatacommons.org/176988311

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 certain embodiments, P1, P2, and P3, if present, each individually are hydrogen atoms and Z is a carboxylic acid or ester.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com