<http://webisa.webdatacommons.org/182540348>	<http://www.w3.org/ns/prov#value>	"Each of R1, R2, R3 and R4 is a hydrogen atom, a saturated hydrocarbon radical or an unsaturated hydrocarbon radical." .
<http://webisa.webdatacommons.org/prov/140673815>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/182540348> .
<http://webisa.webdatacommons.org/prov/141254777>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/182540348> .
<http://webisa.webdatacommons.org/prov/140589058>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/182540348> .
<http://webisa.webdatacommons.org/182540348>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/182540348>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .