<http://webisa.webdatacommons.org/prov/516260721>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/438636171> .
<http://webisa.webdatacommons.org/438636171>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/438636171>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/438636171>	<http://www.w3.org/ns/prov#value>	"wherein Z is an alkylene group or a phenylene group; and Y is a water soluble substituent." .