<http://webisa.webdatacommons.org/19078773>	<http://www.w3.org/ns/prov#value>	"Among the compounds represented by Formula (I), preferred is a compound in which the group formed by R1 and R2, together with ???X1???CO???N, is a cyclic group represented by the following formula:" .
<http://webisa.webdatacommons.org/prov/62141530>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/19078773> .
<http://webisa.webdatacommons.org/19078773>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/19078773>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .