<http://webisa.webdatacommons.org/292341696>	<http://www.w3.org/ns/prov#value>	"In a more preferred embodiment of formula (I), B is a double-bond, X is O , R.sub.3 is --OH, and R.sub.1 is a cyano group, preferably at position 2." .
<http://webisa.webdatacommons.org/prov/516172264>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/292341696> .
<http://webisa.webdatacommons.org/292341696>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/292341696>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .