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1896年刚刚取得学位的25岁的弗里特利支·克鲁根勃（Fneclrichkrukenberg）作为一名研究生助理在马尔堡（Mar-burg）菲利克斯·马肯德（FelixMarchand）的实验室里工作。在
The 25-year-old Fneclrichkrukenberg, who just graduated in 1896, worked as a graduate assistant in the laboratory of Felix Marchand in Mar-burg . in