\begin{overpic}[width=0.49\textwidth]{G4abchr2b-045}
\put(1,74){\colorbox{white}{(\sublabel{G4abchr2b-045}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20170901192924-694705}{G4abchr2b-045}}}
%%(\subref{G4abchr2b-045}) \href{G4abchr2b-045}
\color{red}
\put(64.4,33.1){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170908193056-516084}{spot of ys_chr_OK10VMa@21}} % 20170908193056-516084 % \vs(7294.2, -3285.5)
\put(49.7,43.4){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170901192918-188085}{spot of ys_ab_OK10VMa@23}} % 20170901192918-188085 % \vs(7278.4, -3274.1)
\put(90.1,15.2){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170905093805-435015}{spot of ys_chr_OK10VMa@25}} % 20170905093805-435015 % \vs(7321.8, -3305.7)
\put(47.5,76.9){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190304141438-122820}{spot of ys_pl_ok10vma_h@57}} % 20190304141438-122820 % \vs(7276.0, -3238.0)
%%scale 10 micro meter
\put(1,1){\line(1,0){9.0}}
\end{overpic}