${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ nonresonant  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S042.387
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{226}$ ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ nonresonant $<1.2 \times 10^{-5}$ CL= 90% 1716
Category: Charmonium modes
The following data is related to the above value: