<http://webisa.webdatacommons.org/48082829>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/48082829>	<http://www.w3.org/ns/prov#value>	"and R2 and R3 are a methyl group or an ethyl group." .
<http://webisa.webdatacommons.org/48082829>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/prov/465350672>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/48082829> .
<http://webisa.webdatacommons.org/prov/465116078>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/48082829> .
<http://webisa.webdatacommons.org/prov/464850948>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/48082829> .
<http://webisa.webdatacommons.org/prov/464780912>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/48082829> .