https://mail.gnome.org/archives/dogtail-devel-list/2007-April/msg00007.html
dogtail-devel [Bug 429255] Can't send numeric keysyms with keyCombo
dogtaildevelbug
https://manpages.ubuntu.com/manpages/xenial/man3/XkbKeySymsPtr.3.html
Ubuntu Manpage: XkbKeySymsPtr - Returns the pointer to the two-dimensional array of keysyms for the...
Returns the pointer to the two-dimensional array of keysyms for the key corresponding to keycode