I have a commutative diagram
\[\textbf{As} ~\bar{\longrightarrow} \arrow{d} & \textbf{Lie} \arrow{d} \\
\textbf{Dias}~ \bar{\longrightarrow} &\textbf{ Leib}
\end{tikzcd}
\]
be after running, it does not provide a correct diagram. Can you please help me to correct that?
\begin{tikzcd}