[DE] VERFAHREN ZUR HERSTELLUNG VON DIPHENYL-AZETIDINON-DERIVATEN [EN] METHOD FOR PRODUCING DIPHENYL AZETIDINONE DERIVATIVES [FR] PRODEDE DE PRODUCTION DE DERIVES DE DIPHENYLAZETIDINONE
[DE] VERFAHREN ZUR HERSTELLUNG VON DIPHENYL-AZETIDINON-DERIVATEN [EN] METHOD FOR PRODUCING DIPHENYL AZETIDINONE DERIVATIVES [FR] PRODEDE DE PRODUCTION DE DERIVES DE DIPHENYLAZETIDINONE