The key sequence \"H<key-sequence>\" can be used for \"\e$(C$U$V\e(B...\".
The key sequnece \"S<key>\" can be used for such symbols as \"\e$(C!M!L"6\e(B...\".
-You can use the key M-i to know the avairable key combination.
-For instance, typing \"S\" followed by \"M-i\" will tell you
+You can use the key TAB to know the avairable key combination.
+For instance, typing \"S\" followed by TAB will tell you
which key you should type to input some specific symbol.
--- Example ---
<key sequence> r k r k
<string inserted> \e$(C$!\e(B \e$(C0!\e(B \e$(C0"\e(B \e$(C0!0!\e(B
-<key sequence> r k r <M-SP> k
+<key sequence> r k r <C-SP> k
<string inserted> \e$(C$!\e(B \e$(C0!\e(B \e$(C0"\e(B \e$(C0"\e(B \e$(C0"$?\e(B"
nil t t nil nil nil t)