<http://webisa.webdatacommons.org/9982014>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/117943179>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/9982014> .
<http://webisa.webdatacommons.org/9982014>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/9982014>	<http://www.w3.org/ns/prov#value>	"Good levels of activity have been achieved with compounds in which R2 is one of hydrogen, ethyl and especially methyl." .
<http://webisa.webdatacommons.org/prov/104928826>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/9982014> .