<http://webisa.webdatacommons.org/prov/107271844>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/299889836> .
<http://webisa.webdatacommons.org/299889836>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/299889836>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/54955640>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/299889836> .
<http://webisa.webdatacommons.org/299889836>	<http://www.w3.org/ns/prov#value>	"Although an embodiment of the invention is directed to a process in which R2 is a methyl or ethyl group and R1 is a group other than a methyl or ethyl group, the present invention is not limited to such an embodiment." .