<http://webisa.webdatacommons.org/prov/472367344>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/153786176> .
<http://webisa.webdatacommons.org/153786176>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/153786176>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freshpatents.com> .
<http://webisa.webdatacommons.org/153786176>	<http://www.w3.org/ns/prov#value>	"wherein X is a hydrogen or is an electron withdrawing group; and R is an amino acid side chain." .