<http://webisa.webdatacommons.org/11323183>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/215698098>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/11323183> .
<http://webisa.webdatacommons.org/11323183>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/11323183>	<http://www.w3.org/ns/prov#value>	"P is a hydrogen atom or a protecting group, with the provisio that P is absent when X is NR8R9." .