<http://webisa.webdatacommons.org/202545263> <http://www.w3.org/ns/prov#wasQuotedFrom> <faqs.org> . <http://webisa.webdatacommons.org/prov/464017595> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/202545263> . <http://webisa.webdatacommons.org/202545263> <http://www.w3.org/ns/prov#value> "represented by ##STR00010## wherein R1 is an alkylene group" . <http://webisa.webdatacommons.org/202545263> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> .