${{\mathit \psi}{(3770)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M053.23
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{32}$ ${{\mathit \psi}{(3770)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $<1.24 \times 10^{-3}$ CL= 90% 1836
Category: Decays to light hadrons
The following data is related to the above value:
$\Gamma({{\mathit \psi}{(3770)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{32}/\Gamma$