${{\boldsymbol \Upsilon}{(2S)}}$ $\rightarrow$ ${{\boldsymbol Z}_{{c}}{(3900)}^{\pm}}{{\boldsymbol Z}_{{c}}{(4200)}^{\mp}}$ INSPIRE search

$\Gamma($ ${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit Z}_{{c}}{(3900)}^{\pm}}{{\mathit Z}_{{c}}{(4200)}^{\mp}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{28}/\Gamma$
M052R73