About: http://webisa.webdatacommons.org/54358797

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 one particular aspect, P1, P2 and P3 each are hydrogen atoms, R1 is a methyl group or a hydrogen atom, each Q is a hydrogen atom and Z is a carboxylic acid or a carboxylic ester.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com