<http://webisa.webdatacommons.org/prov/299775746>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/79501466> .
<http://webisa.webdatacommons.org/79501466>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/79501466>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/79501466>	<http://www.w3.org/ns/prov#value>	"scheme-3 wherein X.sup.2 is a halogen atom." .