TH1F* ptBH = new TH1F("ptBH", "pt Spectrum mu from b", 20, 0., 10.);
TH1F* ptDH = new TH1F("ptDH", "pt Spectrum mu from pi/K", 20, 0., 10.);
TH1F* ptBH2 = new TH1F("ptBH2", "pt Spectrum mu from b", 20, 0., 10.);
TH1F* ptBH = new TH1F("ptBH", "pt Spectrum mu from b", 20, 0., 10.);
TH1F* ptDH = new TH1F("ptDH", "pt Spectrum mu from pi/K", 20, 0., 10.);
TH1F* ptBH2 = new TH1F("ptBH2", "pt Spectrum mu from b", 20, 0., 10.);