${{\boldsymbol \psi}{(4415)}}$ $\rightarrow$ ${{\boldsymbol \psi}{(3770)}}{{\boldsymbol \pi}^{+}}{{\boldsymbol \pi}^{-}}$ INSPIRE search

$\Gamma($ ${{\mathit \psi}{(4415)}}$ $\rightarrow$ ${{\mathit \psi}{(3770)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{19}/\Gamma$
M073R14