This invention relates to (5s, 8s) -3- (4'-chloro-3'-fluoro-4-methylbiphenyl-3-yl) -4-hydroxy-8-methoxy-1-azaspiro [4.5] dec-3- en-2-one (= compound A) for therapeutic (therapeutic) purposes, to pharmaceuticals containing compound A, and to their use in the treatment, in particular for the prevention and / or treatment of tumor diseases.
展开▼