<http://webisa.webdatacommons.org/2961303>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/497819840>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/2961303> .
<http://webisa.webdatacommons.org/2961303>	<http://www.w3.org/ns/prov#value>	"Examples of imidazolyl-protecting groups which may be represented by R13 include: aralkyl groups in which an alkyl group having from 1 to 4 carbon atoms is substituted by at least one (preferably from 1 to 3) aryl groups, which themselves can optionally be substituted by at least one nitro group or alkoxy group having from 1 to 4 carbon atoms, for example the benzyl, p-nitrobenzyl, p-methoxybenzyl" .
<http://webisa.webdatacommons.org/2961303>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .