v:\> ren /n "readjob.btm" "%@right[-1,readjob.btm]"
V:\readjob.btm -> V:\eadjob.btm
1 file would be renamed
v:\> d (*
2014-07-26 21:39 0 (ab.txt
v:\> for %fn in ( [(]* ) echo "%@right[-1,%fn]"
"ab.txt"
v:\> for %fn in ( [(]* ) ren /n "%fn" "%@right[-1,%fn]"
V:\(ab.txt -> V:\%@right[-1,%fn]
1 file would be renamed
v:\> for %fn in ( [(]* ) ren "%fn" "%@right[-1,%fn]"
V:\(ab.txt -> V:\%@right[-1,%fn]
1 file renamed
v:\> d *@*
2014-07-26 21:39 0 %@right[-1,%fn]