(19)

(11)

EP 1 761 535 A1

(12)

(43) Date of publication: 14.03.2007 Bulletin 2007/11 (21) Application number: 04756372.1 (22) Date of filing: 30.06.2004

(51) International Patent Classification (IPC):  C07D 473/18(2006.01) (86) International application number: PCT/US2004/020903 (87) International publication number: WO 2006/011874 (02.02.2006 Gazette 2006/05)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (71) Applicant: Teva Pharmaceutical Industries Ltd 49131 Petah Tiqva (IL)	(72) Inventors: DOLITZKY, Ben-Zion 49651 Petah Tiqva (IL) LIFSHITZ, Igor 49602 Petach Tiqva (IL) (74) Representative: Gallagher, Kirk James et al D Young & Co 120 Holborn London EC1N 2DY London EC1N 2DY (GB)