<http://webisa.webdatacommons.org/187945879>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/141638688>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/187945879> .
<http://webisa.webdatacommons.org/prov/140647867>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/187945879> .
<http://webisa.webdatacommons.org/187945879>	<http://www.w3.org/ns/prov#value>	"wherein R6 and R7 are same or different and each is a hydrogen" .
<http://webisa.webdatacommons.org/187945879>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .