${{\boldsymbol \rho}_{{3}}{(1690)}}$ $\rightarrow$ ${{\boldsymbol \eta}}{{\boldsymbol \pi}}$ INSPIRE search

$\Gamma($ ${{\mathit \rho}_{{3}}{(1690)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}}$ $)/\Gamma($ ${{\mathit \rho}_{{3}}{(1690)}}$ $\rightarrow$ ${{\mathit \pi}^{\pm}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $)$
$\Gamma_{13}/\Gamma_{2}$
M015R13