<http://webisa.webdatacommons.org/248056832>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/248056832>	<http://www.w3.org/ns/prov#value>	"R1 to R3 are as hereinbefore defined, and Z1 denotes a leaving group such as a halogen atom, a substituted hydroxy, mercapto, sulphinyl, sulphonyl or sulphonyloxy group such as for example a chlorine or bromine atom, a methanesulphonyl or methanesulphonyloxy group," .
<http://webisa.webdatacommons.org/248056832>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/95107595>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/248056832> .