(19)

(11)

EP 4 536 633 A1

(12)

(43) Date of publication: 16.04.2025 Bulletin 2025/16 (21) Application number: 23732119.5 (22) Date of filing: 12.06.2023

(51) International Patent Classification (IPC):  C07C 323/20(2006.01) A61P 35/00(2006.01) (52) Cooperative Patent Classification (CPC): C07C 323/20 (86) International application number: PCT/EP2023/065616 (87) International publication number: WO 2023/242103 (21.12.2023 Gazette 2023/51)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 13.06.2022 EP 22020277 (71) Applicant: KHR Biotec GmbH 21037 Hamburg (DE)	(72) Inventor: RAJALINGAM, Krishnaraj 55268 Nieder-Olm (DE) (74) Representative: Zellentin & Partner mbB Patentanwälte  Rubensstraße 30 67061 Ludwigshafen 67061 Ludwigshafen (DE)