\begin{overpic}[width=0.49\textwidth]{ti_hr1523138115}
\put(1,74){\colorbox{white}{(\sublabel{ti_hr1523138115}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20191112153147-594561}{ti_hr1523138115}}}
%%(\subref{ti_hr1523138115}) \href{ti_hr1523138115}
\color{red}
\end{overpic}
<?xml version="1.0" encoding="UTF-8"?>
<acquisitions>
</acquisitions>