\begin{overpic}[width=0.49\textwidth]{ti_hr1820360250}
\put(1,74){\colorbox{white}{(\sublabel{ti_hr1820360250}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20191111151535-946125}{ti_hr1820360250}}}
%%(\subref{ti_hr1820360250}) \href{ti_hr1820360250}
\color{red}
\end{overpic}
<?xml version="1.0" encoding="UTF-8"?>
<acquisitions>
</acquisitions>