\documentstyle[12pt]{article}
\begin{document}

\section{This is a test}

\begin{center}
$@<BBN(J--$@4XO"%"%W%m!<%A$K4p$E$/%*%V%8%'%/%H;X8~%G!<%?%b%G%k(J
\end{center}

$@%*%V%8%'%/%H;X8~$N9M$(J}$O!"(JCASE$@!$%G!<%?%Y!<%9!$(JAI $@Ey$NJ,Ln$+$iBg$-$J(J
$@4X?4$r=8$a$F$$$k!#0lJ}FC$K(J CASE $@$NJ,Ln$G$O!"<BBN(J--$@4XO"%b%G%k(J (E--R $@%b(J
$@%G%k(J) $@$,8=<B@$3&$N%b%G%j%s%0$N$?$a$N%D!<%k$H$7$F!"$^$?4X78%G!<%?%Y!<%9(J
$@@_7W$N$?$a$N%D!<%k$H$7$FMxMQ$5$l$F$$$k!#K\O@J8$G$O!"N><T$r<+A3$KE}9g$7(J
$@$?%G!<%?%b%G%k$N%W%m%H%?%$%W%7%9%F%`$G$"$k(J Obj-ER $@$K$D$$$F=R$Y$k!#(J
Obj-ER $@$G$O!"(JE--R $@%b%G%k$N;}$DD9=j$r%*%V%8%'%/%H;X8~%b%G%k$K<h$j9~$`$?(J
$@$a!"(J``$@<BBN%*%V%8%'%/%H(J''$@!$(J``$@4XO"%*%V%8%'%/%H(J''$@$N35G0$rF3F~$7$?!#$3$l$K(J
$@$h$j!"=>Mh$N%*%V%8%'%/%H;X8~%b%G%k$G$O:$Fq$G$"$C$?%*%V%8%'%/%H4V$N4XO"(J
$@$N<+A3$J5-=R!$L5L7=b@-$N4IM}$,2DG=$H$J$C$?!#$^$?!"4XO"%*%V%8%'%/%H$N%O(J
$@%$%"%i!<%-$O<+F0E*$K!"$+$DL5L7=b$K4IM}$5$l$k!#(J

\end{document}
