(19)

(11)

EP 2 683 696 A1

(12)

(43) Date of publication: 15.01.2014 Bulletin 2014/03 (21) Application number: 11707846.9 (22) Date of filing: 09.03.2011

(51) International Patent Classification (IPC):  C07D 263/20(2006.01) (86) International application number: PCT/EP2011/053555 (87) International publication number: WO 2012/119653 (13.09.2012 Gazette 2012/37)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (71) Applicant: Synthon BV 6545 CM Nijmegen (NL)	(72) Inventor: WESTHEIM, Raymond Jozef Hubertus NL-6545 CM Nijmegen (NL) (74) Representative: Mendivil Gil, Maria Dolores  Synthon BV IP Research P.O. Box 7071 6503 GN Nijmegen 6503 GN Nijmegen (NL)