A compound selected from 2- (1- (4-amino-3- (3-fluoro-4-isopropoxyphenyl) -1 H -pyrazolo [3,4-d] pyrimidin-1-yl) ethyl) -6-fluoro-3 - (3-fluorophenyl) -4H-chromen-4-one and pharmaceutically acceptable salts thereof.Un compuesto seleccionado entre 2-(1-(4-amino-3-(3-fluoro-4-isopropoxifenil)-1H-pirazolo[3,4-d]pirimidin-1-il)etil)-6-fluoro-3-(3-fluorofenil)-4H-cromen-4-ona y sales farmacéuticamente aceptables del mismo.