string,	"!".
rsquare.
bquote.
error,	"|".
error,	"+".
error,	"&".
identifier,	"A".
identifier,	"WU".
error,	"{".
identifier,	"jVg".
error,	"_".
error,	"%".
comma.
error,	"|".
bquote.
character,	"d".
eof.
