${{\mathit \psi}{(4660)}}$ $\rightarrow$ ${{\mathit \Sigma}^{0}}{{\overline{\mathit \Xi}}^{+}}{{\mathit K}^{-}}$ + c.c. INSPIRE search

$\Gamma($ ${{\mathit \psi}{(4660)}}$ $\rightarrow$ ${{\mathit \Sigma}^{0}}{{\overline{\mathit \Xi}}^{+}}{{\mathit K}^{-}}$ + c.c.$)$ ${\times }$ $\Gamma($ ${{\mathit \psi}{(4660)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{23}\Gamma_{1}/\Gamma$
M189R16