Minor fix

Author: stefanopolitano

MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_Mode2_CorrBkg.cfg

@@ -78,7 +78,7 @@ BeamRemnants:saturation 5
 431:oneChannel = 1 0.100 0  333 211             ### Ds+ -> φ(1020) π+ 2.21%
 431:addChannel = 1 0.100 0 -313 321             ### Ds+ -> antiK*(892) K+ 2.58%
 ### Ds+ -> K- K+ π+ π0 (small, 5%)
-431:addChannel = 1 0.050 0  313 321             ### Ds+ -> K- K+ π+ π0 5.50%
+431:addChannel = 1 0.050 0  -321 321 211 111    ### Ds+ -> K- K+ π+ π0 5.50%
 ### Ds+ -> π- π+ π+ (25%)
 431:addChannel = 1 0.005 0  113 211             ### Ds+ -> rho π+ 1.1e-4
 431:addChannel = 1 0.005 0  225 211             ### Ds+ -> f2(1270) π+ 1.4e-3

MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_Mode2_hardQCD_5TeV_CorrBkg.cfg

@@ -85,7 +85,7 @@ BeamRemnants:saturation 5
 431:oneChannel = 1 0.100 0  333 211             ### Ds+ -> φ(1020) π+ 2.21%
 431:addChannel = 1 0.100 0 -313 321             ### Ds+ -> antiK*(892) K+ 2.58%
 ### Ds+ -> K- K+ π+ π0 (small, 5%)
-431:addChannel = 1 0.050 0  313 321             ### Ds+ -> K- K+ π+ π0 5.50%
+431:addChannel = 1 0.050 0  -321 321 211 111    ### Ds+ -> K- K+ π+ π0 5.50%
 ### Ds+ -> π- π+ π+ (25%)
 431:addChannel = 1 0.005 0  113 211             ### Ds+ -> rho π+ 1.1e-4
 431:addChannel = 1 0.005 0  225 211             ### Ds+ -> f2(1270) π+ 1.4e-3