<http://webisa.webdatacommons.org/prov/141728511>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/76901788> .
<http://webisa.webdatacommons.org/76901788>	<http://www.w3.org/ns/prov#value>	"where X is as defined in Formula (A), P is methyl or a protecting group such as a trialkylsilyl group." .
<http://webisa.webdatacommons.org/76901788>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/76901788>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .