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<http://webisa.webdatacommons.org/prov/464280902>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/366744750> .
<http://webisa.webdatacommons.org/366744750>	<http://www.w3.org/ns/prov#value>	"In addition, one of the end groups of ethylene glycol derivative can be protected in the form of an ether of the form PEO--O--R3 wherein PEO is polyethylene glycol and R3 is a lower alkyl group." .
<http://webisa.webdatacommons.org/366744750>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .