${\cal{B}}(B^{+}_{c} \to K^+ K^- \pi^+) \times \frac{\it{f}_c}{\it{f}_u}$

ExperimentMeasurement [10-7]$\Delta\chi^2$ReferenceComments
Average$< 1.5$
LHCb$< 1.50$Phys.Rev.D 94,091102 (2016)Measured in the annihilation region $m_{K^+\pi^+} < 1.834~\rm{GeV/c^2}$, and in the fiducial region $p_T(B) < 20~\rm{GeV/c}$ and $2.0 < y(B) < 4.5$.
Quoted upper limits are at 90% confidence level (CL), unless mentioned otherwise.