<http://webisa.webdatacommons.org/402101159>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/375007071>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/402101159> .
<http://webisa.webdatacommons.org/402101159>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/402101159>	<http://www.w3.org/ns/prov#value>	"wherein R is an organic group such as an alkyl group, optionally" .