<http://webisa.webdatacommons.org/152947871>	<http://www.w3.org/ns/prov#value>	"to 4 carbon atoms; even more preferred are a halogen atom, an alkyl group" .
<http://webisa.webdatacommons.org/prov/2934778>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/152947871> .
<http://webisa.webdatacommons.org/prov/95107594>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/152947871> .
<http://webisa.webdatacommons.org/152947871>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/152947871>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .