After
% kbd_mode -u
% echo -e '\033%8'
% loadkeys
control shift keycode 59 = U+266a
control shift keycode 60 = U+266C
%
I typed this file and called it by the two-symbol name
ctrl-shift-F1 ctrl-shift-F2.

In order to tell `ls' not to be afraid, give it the `-N' flag.
Give `less' the `-r' flag.