<http://webisa.webdatacommons.org/453862131>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/453862131>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/55121906>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/453862131> .
<http://webisa.webdatacommons.org/prov/55121911>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/453862131> .
<http://webisa.webdatacommons.org/453862131>	<http://www.w3.org/ns/prov#value>	"In these salts, R4 is an acyclic aliphatic C16 -C18 hydrocarbon group, and R5 and R6 are methyl groups." .