About: http://webisa.webdatacommons.org/330098060

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In still further embodiments, R3, R3??? or R3??? are phenyl optionally substituted with 1 or 2 methyl or chloro substituents, e.g. phenyl and 3-methyl, 4-chlorophenyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com