<http://webisa.webdatacommons.org/260026222>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sumobrain.com> .
<http://webisa.webdatacommons.org/260026222>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/260026222>	<http://www.w3.org/ns/prov#value>	"A1. ??? (CHR,) . , where A' is an oxygen or sulphur atom or a group ." .
<http://webisa.webdatacommons.org/prov/131518569>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/260026222> .
<http://webisa.webdatacommons.org/prov/54290070>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/260026222> .