<http://webisa.webdatacommons.org/prov/465097835>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/176218361> .
<http://webisa.webdatacommons.org/176218361>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/176218361>	<http://www.w3.org/ns/prov#value>	"one of R4 and R5 is a group other than a hydrogen atom; at" .
<http://webisa.webdatacommons.org/prov/465356513>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/176218361> .
<http://webisa.webdatacommons.org/176218361>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .