<http://webisa.webdatacommons.org/160596034> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.com> . <http://webisa.webdatacommons.org/160596034> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/160596034> <http://www.w3.org/ns/prov#value> "1) the compound (I) or a prodrug thereof; 2) the compound (I) wherein X is a bond and the substituent that ring B may further have is not linked to R1; 3) the compound (I) wherein Ar is a group represented by the formula: Ar2???Ar1??? wherein Ar1 is a cyclic group optionally having substituent(s) and Ar2 is an aromatic ring group optionally having substituent(s); 4) the compound of the aforementio" . <http://webisa.webdatacommons.org/prov/215736130> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/160596034> .