<http://webisa.webdatacommons.org/139187581>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/141089937>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/139187581> .
<http://webisa.webdatacommons.org/139187581>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/prov/140682645>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/139187581> .
<http://webisa.webdatacommons.org/139187581>	<http://www.w3.org/ns/prov#value>	"[0073]most preferably R3 is a fluorine atom, a chlorine atom, a" .