9. The number on a certificate of honor is a ten-digit number, with some of the digits written in the boxes below. It is known that the product of every three consecutive digits is 24. What is this ten-digit number?
\begin{tabular}{|l|l|l|l|l|l|l|l|l|l|}
\hline & & & & $\mathbf{2}$ & & & & $\mathbf{3}$ & \\
\hline
\end{tabular}
【Analysis】】 \begin{tabular}{|l|l|l|l|l|l|l|l|l|l|} \hline 4 & 2 & 3 & 4 & 2 & 3 & 4 & 2 & 3 & 4 \\ \hline \end{tabular}