<http://webisa.webdatacommons.org/144205164>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/333848442>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/144205164> .
<http://webisa.webdatacommons.org/144205164>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/144205164>	<http://www.w3.org/ns/prov#value>	"(Vb) wherein R3 is a hydrogen atom are tautomeric forms of a given" .