<http://webisa.webdatacommons.org/454604917>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/prov/107699773>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/454604917> .
<http://webisa.webdatacommons.org/454604917>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/454604917>	<http://www.w3.org/ns/prov#value>	"R3 is a phenyl optionally substituted with one or more carboxy," .