<http://webisa.webdatacommons.org/prov/464850946>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/235522654> .
<http://webisa.webdatacommons.org/235522654>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/235522654>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/235522654>	<http://www.w3.org/ns/prov#value>	"(R3COO)2Sn, wherein R3 is an alkyl group or an alkenyl" .