<http://webisa.webdatacommons.org/prov/465350672>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/258186696> .
<http://webisa.webdatacommons.org/258186696>	<http://www.w3.org/ns/prov#value>	"R2 is a methyl group or a methylsulfanyl group." .
<http://webisa.webdatacommons.org/258186696>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/258186696>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .